7800985575

素因数分解:

$3^2\times 5^2\times {\mathrm{109}}^1\times {\mathrm{179}}^1\times {\mathrm{1777}}^1$

素因数の和:2081

約数の個数: 72

約数和(自身を含む): 14187373200

約数和(自身を除く): 6386387625

約数列:

[1, 3, 5, 9, 15, 25, 45, 75, 109, 179, 225, 327, 537, 545, 895, 981, 1611, 1635, 1777, 2685, 2725, 4475, 4905, 5331, 8055, 8175, 8885, 13425, 15993, 19511, 24525, 26655, 40275, 44425, 58533, 79965, 97555, 133275, 175599, 193693, 292665, 318083, 399825, 487775, 581079, 877995, 954249, 968465, 1463325, 1590415, 1743237, 2862747, 2905395, 4389975, 4771245, 4842325, 7952075, 8716185, 14313735, 14526975, 23856225, 34671047, 43580925, 71568675, 104013141, 173355235, 312039423, 520065705, 866776175, 1560197115, 2600328525, 7800985575]

約数ペア:

[(1, 7800985575), (3, 2600328525), (5, 1560197115), (9, 866776175), (15, 520065705), (25, 312039423), (45, 173355235), (75, 104013141), (109, 71568675), (179, 43580925), (225, 34671047), (327, 23856225), (537, 14526975), (545, 14313735), (895, 8716185), (981, 7952075), (1611, 4842325), (1635, 4771245), (1777, 4389975), (2685, 2905395), (2725, 2862747), (4475, 1743237), (4905, 1590415), (5331, 1463325), (8055, 968465), (8175, 954249), (8885, 877995), (13425, 581079), (15993, 487775), (19511, 399825), (24525, 318083), (26655, 292665), (40275, 193693), (44425, 175599), (58533, 133275), (79965, 97555)]