205376080

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{28211}}^1$

素因数の和:28244

約数の個数: 80

約数和(自身を含む): 587712384

約数和(自身を除く): 382336304

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 35, 40, 52, 56, 65, 70, 80, 91, 104, 112, 130, 140, 182, 208, 260, 280, 364, 455, 520, 560, 728, 910, 1040, 1456, 1820, 3640, 7280, 28211, 56422, 112844, 141055, 197477, 225688, 282110, 366743, 394954, 451376, 564220, 733486, 789908, 987385, 1128440, 1466972, 1579816, 1833715, 1974770, 2256880, 2567201, 2933944, 3159632, 3667430, 3949540, 5134402, 5867888, 7334860, 7899080, 10268804, 12836005, 14669720, 15798160, 20537608, 25672010, 29339440, 41075216, 51344020, 102688040, 205376080]

約数ペア:

[(1, 205376080), (2, 102688040), (4, 51344020), (5, 41075216), (7, 29339440), (8, 25672010), (10, 20537608), (13, 15798160), (14, 14669720), (16, 12836005), (20, 10268804), (26, 7899080), (28, 7334860), (35, 5867888), (40, 5134402), (52, 3949540), (56, 3667430), (65, 3159632), (70, 2933944), (80, 2567201), (91, 2256880), (104, 1974770), (112, 1833715), (130, 1579816), (140, 1466972), (182, 1128440), (208, 987385), (260, 789908), (280, 733486), (364, 564220), (455, 451376), (520, 394954), (560, 366743), (728, 282110), (910, 225688), (1040, 197477), (1456, 141055), (1820, 112844), (3640, 56422), (7280, 28211)]