66309880

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{18217}}^1$

素因数の和:18248

約数の個数: 64

約数和(自身を含む): 183637440

約数和(自身を除く): 117327560

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 20, 26, 28, 35, 40, 52, 56, 65, 70, 91, 104, 130, 140, 182, 260, 280, 364, 455, 520, 728, 910, 1820, 3640, 18217, 36434, 72868, 91085, 127519, 145736, 182170, 236821, 255038, 364340, 473642, 510076, 637595, 728680, 947284, 1020152, 1184105, 1275190, 1657747, 1894568, 2368210, 2550380, 3315494, 4736420, 5100760, 6630988, 8288735, 9472840, 13261976, 16577470, 33154940, 66309880]

約数ペア:

[(1, 66309880), (2, 33154940), (4, 16577470), (5, 13261976), (7, 9472840), (8, 8288735), (10, 6630988), (13, 5100760), (14, 4736420), (20, 3315494), (26, 2550380), (28, 2368210), (35, 1894568), (40, 1657747), (52, 1275190), (56, 1184105), (65, 1020152), (70, 947284), (91, 728680), (104, 637595), (130, 510076), (140, 473642), (182, 364340), (260, 255038), (280, 236821), (364, 182170), (455, 145736), (520, 127519), (728, 91085), (910, 72868), (1820, 36434), (3640, 18217)]