2581150

素因数分解:

$2^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^2$

素因数の和:74

約数の個数: 72

約数和(自身を含む): 5952744

約数和(自身を除く): 3371594

約数列:

[1, 2, 5, 10, 11, 13, 19, 22, 25, 26, 38, 50, 55, 65, 95, 110, 130, 143, 190, 209, 247, 275, 286, 325, 361, 418, 475, 494, 550, 650, 715, 722, 950, 1045, 1235, 1430, 1805, 2090, 2470, 2717, 3575, 3610, 3971, 4693, 5225, 5434, 6175, 7150, 7942, 9025, 9386, 10450, 12350, 13585, 18050, 19855, 23465, 27170, 39710, 46930, 51623, 67925, 99275, 103246, 117325, 135850, 198550, 234650, 258115, 516230, 1290575, 2581150]

約数ペア:

[(1, 2581150), (2, 1290575), (5, 516230), (10, 258115), (11, 234650), (13, 198550), (19, 135850), (22, 117325), (25, 103246), (26, 99275), (38, 67925), (50, 51623), (55, 46930), (65, 39710), (95, 27170), (110, 23465), (130, 19855), (143, 18050), (190, 13585), (209, 12350), (247, 10450), (275, 9386), (286, 9025), (325, 7942), (361, 7150), (418, 6175), (475, 5434), (494, 5225), (550, 4693), (650, 3971), (715, 3610), (722, 3575), (950, 2717), (1045, 2470), (1235, 2090), (1430, 1805)]