55355060

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^2\times {\mathrm{61}}^1\times {\mathrm{157}}^1$

素因数の和:261

約数の個数: 72

約数和(自身を含む): 126309624

約数和(自身を除く): 70954564

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 61, 68, 85, 122, 157, 170, 244, 289, 305, 314, 340, 578, 610, 628, 785, 1037, 1156, 1220, 1445, 1570, 2074, 2669, 2890, 3140, 4148, 5185, 5338, 5780, 9577, 10370, 10676, 13345, 17629, 19154, 20740, 26690, 35258, 38308, 45373, 47885, 53380, 70516, 88145, 90746, 95770, 162809, 176290, 181492, 191540, 226865, 325618, 352580, 453730, 651236, 814045, 907460, 1628090, 2767753, 3256180, 5535506, 11071012, 13838765, 27677530, 55355060]

約数ペア:

[(1, 55355060), (2, 27677530), (4, 13838765), (5, 11071012), (10, 5535506), (17, 3256180), (20, 2767753), (34, 1628090), (61, 907460), (68, 814045), (85, 651236), (122, 453730), (157, 352580), (170, 325618), (244, 226865), (289, 191540), (305, 181492), (314, 176290), (340, 162809), (578, 95770), (610, 90746), (628, 88145), (785, 70516), (1037, 53380), (1156, 47885), (1220, 45373), (1445, 38308), (1570, 35258), (2074, 26690), (2669, 20740), (2890, 19154), (3140, 17629), (4148, 13345), (5185, 10676), (5338, 10370), (5780, 9577)]