65717080

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{11489}}^1$

素因数の和:11524

約数の個数: 64

約数和(自身を含む): 173728800

約数和(自身を除く): 108011720

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 20, 22, 26, 40, 44, 52, 55, 65, 88, 104, 110, 130, 143, 220, 260, 286, 440, 520, 572, 715, 1144, 1430, 2860, 5720, 11489, 22978, 45956, 57445, 91912, 114890, 126379, 149357, 229780, 252758, 298714, 459560, 505516, 597428, 631895, 746785, 1011032, 1194856, 1263790, 1493570, 1642927, 2527580, 2987140, 3285854, 5055160, 5974280, 6571708, 8214635, 13143416, 16429270, 32858540, 65717080]

約数ペア:

[(1, 65717080), (2, 32858540), (4, 16429270), (5, 13143416), (8, 8214635), (10, 6571708), (11, 5974280), (13, 5055160), (20, 3285854), (22, 2987140), (26, 2527580), (40, 1642927), (44, 1493570), (52, 1263790), (55, 1194856), (65, 1011032), (88, 746785), (104, 631895), (110, 597428), (130, 505516), (143, 459560), (220, 298714), (260, 252758), (286, 229780), (440, 149357), (520, 126379), (572, 114890), (715, 91912), (1144, 57445), (1430, 45956), (2860, 22978), (5720, 11489)]