127300900

素因数分解:

$2^2\times 5^2\times {\mathrm{41}}^1\times {\mathrm{61}}^1\times {\mathrm{509}}^1$

素因数の和:625

約数の個数: 72

約数和(自身を含む): 288184680

約数和(自身を除く): 160883780

約数列:

[1, 2, 4, 5, 10, 20, 25, 41, 50, 61, 82, 100, 122, 164, 205, 244, 305, 410, 509, 610, 820, 1018, 1025, 1220, 1525, 2036, 2050, 2501, 2545, 3050, 4100, 5002, 5090, 6100, 10004, 10180, 12505, 12725, 20869, 25010, 25450, 31049, 41738, 50020, 50900, 62098, 62525, 83476, 104345, 124196, 125050, 155245, 208690, 250100, 310490, 417380, 521725, 620980, 776225, 1043450, 1273009, 1552450, 2086900, 2546018, 3104900, 5092036, 6365045, 12730090, 25460180, 31825225, 63650450, 127300900]

約数ペア:

[(1, 127300900), (2, 63650450), (4, 31825225), (5, 25460180), (10, 12730090), (20, 6365045), (25, 5092036), (41, 3104900), (50, 2546018), (61, 2086900), (82, 1552450), (100, 1273009), (122, 1043450), (164, 776225), (205, 620980), (244, 521725), (305, 417380), (410, 310490), (509, 250100), (610, 208690), (820, 155245), (1018, 125050), (1025, 124196), (1220, 104345), (1525, 83476), (2036, 62525), (2050, 62098), (2501, 50900), (2545, 50020), (3050, 41738), (4100, 31049), (5002, 25450), (5090, 25010), (6100, 20869), (10004, 12725), (10180, 12505)]