82784100

素因数分解:

$2^2\times 3^1\times 5^2\times 7^1\times {\mathrm{79}}^1\times {\mathrm{499}}^1$

素因数の和:602

約数の個数: 144

約数和(自身を含む): 277760000

約数和(自身を除く): 194975900

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 25, 28, 30, 35, 42, 50, 60, 70, 75, 79, 84, 100, 105, 140, 150, 158, 175, 210, 237, 300, 316, 350, 395, 420, 474, 499, 525, 553, 700, 790, 948, 998, 1050, 1106, 1185, 1497, 1580, 1659, 1975, 1996, 2100, 2212, 2370, 2495, 2765, 2994, 3318, 3493, 3950, 4740, 4990, 5530, 5925, 5988, 6636, 6986, 7485, 7900, 8295, 9980, 10479, 11060, 11850, 12475, 13825, 13972, 14970, 16590, 17465, 20958, 23700, 24950, 27650, 29940, 33180, 34930, 37425, 39421, 41475, 41916, 49900, 52395, 55300, 69860, 74850, 78842, 82950, 87325, 104790, 118263, 149700, 157684, 165900, 174650, 197105, 209580, 236526, 261975, 275947, 349300, 394210, 473052, 523950, 551894, 591315, 788420, 827841, 985525, 1047900, 1103788, 1182630, 1379735, 1655682, 1971050, 2365260, 2759470, 2956575, 3311364, 3942100, 4139205, 5518940, 5913150, 6898675, 8278410, 11826300, 13797350, 16556820, 20696025, 27594700, 41392050, 82784100]

約数ペア:

[(1, 82784100), (2, 41392050), (3, 27594700), (4, 20696025), (5, 16556820), (6, 13797350), (7, 11826300), (10, 8278410), (12, 6898675), (14, 5913150), (15, 5518940), (20, 4139205), (21, 3942100), (25, 3311364), (28, 2956575), (30, 2759470), (35, 2365260), (42, 1971050), (50, 1655682), (60, 1379735), (70, 1182630), (75, 1103788), (79, 1047900), (84, 985525), (100, 827841), (105, 788420), (140, 591315), (150, 551894), (158, 523950), (175, 473052), (210, 394210), (237, 349300), (300, 275947), (316, 261975), (350, 236526), (395, 209580), (420, 197105), (474, 174650), (499, 165900), (525, 157684), (553, 149700), (700, 118263), (790, 104790), (948, 87325), (998, 82950), (1050, 78842), (1106, 74850), (1185, 69860), (1497, 55300), (1580, 52395), (1659, 49900), (1975, 41916), (1996, 41475), (2100, 39421), (2212, 37425), (2370, 34930), (2495, 33180), (2765, 29940), (2994, 27650), (3318, 24950), (3493, 23700), (3950, 20958), (4740, 17465), (4990, 16590), (5530, 14970), (5925, 13972), (5988, 13825), (6636, 12475), (6986, 11850), (7485, 11060), (7900, 10479), (8295, 9980)]