51645880

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{9029}}^1$

素因数の和:9064

約数の個数: 64

約数和(自身を含む): 136533600

約数和(自身を除く): 84887720

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, 9029, 18058, 36116, 45145, 72232, 90290, 99319, 117377, 180580, 198638, 234754, 361160, 397276, 469508, 496595, 586885, 794552, 939016, 993190, 1173770, 1291147, 1986380, 2347540, 2582294, 3972760, 4695080, 5164588, 6455735, 10329176, 12911470, 25822940, 51645880]

約数ペア:

[(1, 51645880), (2, 25822940), (4, 12911470), (5, 10329176), (8, 6455735), (10, 5164588), (11, 4695080), (13, 3972760), (20, 2582294), (22, 2347540), (26, 1986380), (40, 1291147), (44, 1173770), (52, 993190), (55, 939016), (65, 794552), (88, 586885), (104, 496595), (110, 469508), (130, 397276), (143, 361160), (220, 234754), (260, 198638), (286, 180580), (440, 117377), (520, 99319), (572, 90290), (715, 72232), (1144, 45145), (1430, 36116), (2860, 18058), (5720, 9029)]