85162220

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{2707}}^1$

素因数の和:2751

約数の個数: 72

約数和(自身を含む): 211776432

約数和(自身を除く): 126614212

約数列:

[1, 2, 4, 5, 10, 11, 13, 20, 22, 26, 44, 52, 55, 65, 110, 121, 130, 143, 220, 242, 260, 286, 484, 572, 605, 715, 1210, 1430, 1573, 2420, 2707, 2860, 3146, 5414, 6292, 7865, 10828, 13535, 15730, 27070, 29777, 31460, 35191, 54140, 59554, 70382, 119108, 140764, 148885, 175955, 297770, 327547, 351910, 387101, 595540, 655094, 703820, 774202, 1310188, 1548404, 1637735, 1935505, 3275470, 3871010, 4258111, 6550940, 7742020, 8516222, 17032444, 21290555, 42581110, 85162220]

約数ペア:

[(1, 85162220), (2, 42581110), (4, 21290555), (5, 17032444), (10, 8516222), (11, 7742020), (13, 6550940), (20, 4258111), (22, 3871010), (26, 3275470), (44, 1935505), (52, 1637735), (55, 1548404), (65, 1310188), (110, 774202), (121, 703820), (130, 655094), (143, 595540), (220, 387101), (242, 351910), (260, 327547), (286, 297770), (484, 175955), (572, 148885), (605, 140764), (715, 119108), (1210, 70382), (1430, 59554), (1573, 54140), (2420, 35191), (2707, 31460), (2860, 29777), (3146, 27070), (5414, 15730), (6292, 13535), (7865, 10828)]