78889003340

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{29}}^1\times {\mathrm{1109}}^1\times {\mathrm{2503}}^1$

素因数の和:3664

約数の個数: 144

約数和(自身を含む): 199619380800

約数和(自身を除く): 120730377460

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 29, 35, 49, 58, 70, 98, 116, 140, 145, 196, 203, 245, 290, 406, 490, 580, 812, 980, 1015, 1109, 1421, 2030, 2218, 2503, 2842, 4060, 4436, 5006, 5545, 5684, 7105, 7763, 10012, 11090, 12515, 14210, 15526, 17521, 22180, 25030, 28420, 31052, 32161, 35042, 38815, 50060, 54341, 64322, 70084, 72587, 77630, 87605, 108682, 122647, 128644, 145174, 155260, 160805, 175210, 217364, 225127, 245294, 271705, 290348, 321610, 350420, 362935, 450254, 490588, 508109, 543410, 613235, 643220, 725870, 900508, 1016218, 1086820, 1125635, 1226470, 1451740, 1575889, 2032436, 2251270, 2452940, 2540545, 2775827, 3151778, 3556763, 4502540, 5081090, 5551654, 6303556, 7113526, 7879445, 10162180, 11103308, 13879135, 14227052, 15758890, 17783815, 19430789, 27758270, 31517780, 35567630, 38861578, 55516540, 71135260, 77723156, 80498983, 97153945, 136015523, 160997966, 194307890, 272031046, 321995932, 388615780, 402494915, 544062092, 563492881, 680077615, 804989830, 1126985762, 1360155230, 1609979660, 2253971524, 2720310460, 2817464405, 3944450167, 5634928810, 7888900334, 11269857620, 15777800668, 19722250835, 39444501670, 78889003340]

約数ペア:

[(1, 78889003340), (2, 39444501670), (4, 19722250835), (5, 15777800668), (7, 11269857620), (10, 7888900334), (14, 5634928810), (20, 3944450167), (28, 2817464405), (29, 2720310460), (35, 2253971524), (49, 1609979660), (58, 1360155230), (70, 1126985762), (98, 804989830), (116, 680077615), (140, 563492881), (145, 544062092), (196, 402494915), (203, 388615780), (245, 321995932), (290, 272031046), (406, 194307890), (490, 160997966), (580, 136015523), (812, 97153945), (980, 80498983), (1015, 77723156), (1109, 71135260), (1421, 55516540), (2030, 38861578), (2218, 35567630), (2503, 31517780), (2842, 27758270), (4060, 19430789), (4436, 17783815), (5006, 15758890), (5545, 14227052), (5684, 13879135), (7105, 11103308), (7763, 10162180), (10012, 7879445), (11090, 7113526), (12515, 6303556), (14210, 5551654), (15526, 5081090), (17521, 4502540), (22180, 3556763), (25030, 3151778), (28420, 2775827), (31052, 2540545), (32161, 2452940), (35042, 2251270), (38815, 2032436), (50060, 1575889), (54341, 1451740), (64322, 1226470), (70084, 1125635), (72587, 1086820), (77630, 1016218), (87605, 900508), (108682, 725870), (122647, 643220), (128644, 613235), (145174, 543410), (155260, 508109), (160805, 490588), (175210, 450254), (217364, 362935), (225127, 350420), (245294, 321610), (271705, 290348)]