88581220

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{409}}^1$

素因数の和:462

約数の個数: 144

約数和(自身を含む): 247348080

約数和(自身を除く): 158766860

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 17, 20, 26, 28, 34, 35, 49, 52, 65, 68, 70, 85, 91, 98, 119, 130, 140, 170, 182, 196, 221, 238, 245, 260, 340, 364, 409, 442, 455, 476, 490, 595, 637, 818, 833, 884, 910, 980, 1105, 1190, 1274, 1547, 1636, 1666, 1820, 2045, 2210, 2380, 2548, 2863, 3094, 3185, 3332, 4090, 4165, 4420, 5317, 5726, 6188, 6370, 6953, 7735, 8180, 8330, 10634, 10829, 11452, 12740, 13906, 14315, 15470, 16660, 20041, 21268, 21658, 26585, 27812, 28630, 30940, 34765, 37219, 40082, 43316, 48671, 53170, 54145, 57260, 69530, 74438, 80164, 90389, 97342, 100205, 106340, 108290, 139060, 148876, 180778, 186095, 194684, 200410, 216580, 243355, 260533, 340697, 361556, 372190, 400820, 451945, 486710, 521066, 632723, 681394, 744380, 903890, 973420, 1042132, 1265446, 1302665, 1362788, 1703485, 1807780, 2530892, 2605330, 3163615, 3406970, 4429061, 5210660, 6327230, 6813940, 8858122, 12654460, 17716244, 22145305, 44290610, 88581220]

約数ペア:

[(1, 88581220), (2, 44290610), (4, 22145305), (5, 17716244), (7, 12654460), (10, 8858122), (13, 6813940), (14, 6327230), (17, 5210660), (20, 4429061), (26, 3406970), (28, 3163615), (34, 2605330), (35, 2530892), (49, 1807780), (52, 1703485), (65, 1362788), (68, 1302665), (70, 1265446), (85, 1042132), (91, 973420), (98, 903890), (119, 744380), (130, 681394), (140, 632723), (170, 521066), (182, 486710), (196, 451945), (221, 400820), (238, 372190), (245, 361556), (260, 340697), (340, 260533), (364, 243355), (409, 216580), (442, 200410), (455, 194684), (476, 186095), (490, 180778), (595, 148876), (637, 139060), (818, 108290), (833, 106340), (884, 100205), (910, 97342), (980, 90389), (1105, 80164), (1190, 74438), (1274, 69530), (1547, 57260), (1636, 54145), (1666, 53170), (1820, 48671), (2045, 43316), (2210, 40082), (2380, 37219), (2548, 34765), (2863, 30940), (3094, 28630), (3185, 27812), (3332, 26585), (4090, 21658), (4165, 21268), (4420, 20041), (5317, 16660), (5726, 15470), (6188, 14315), (6370, 13906), (6953, 12740), (7735, 11452), (8180, 10829), (8330, 10634)]