89960780

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{49429}}^1$

素因数の和:49458

約数の個数: 48

約数和(自身を含む): 232518720

約数和(自身を除く): 142557940

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 52, 65, 70, 91, 130, 140, 182, 260, 364, 455, 910, 1820, 49429, 98858, 197716, 247145, 346003, 494290, 642577, 692006, 988580, 1285154, 1384012, 1730015, 2570308, 3212885, 3460030, 4498039, 6425770, 6920060, 8996078, 12851540, 17992156, 22490195, 44980390, 89960780]

約数ペア:

[(1, 89960780), (2, 44980390), (4, 22490195), (5, 17992156), (7, 12851540), (10, 8996078), (13, 6920060), (14, 6425770), (20, 4498039), (26, 3460030), (28, 3212885), (35, 2570308), (52, 1730015), (65, 1384012), (70, 1285154), (91, 988580), (130, 692006), (140, 642577), (182, 494290), (260, 346003), (364, 247145), (455, 197716), (910, 98858), (1820, 49429)]