79984575

素因数分解:

$3^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{1901}}^1$

素因数の和:1945

約数の個数: 72

約数和(自身を含む): 165565296

約数和(自身を除く): 85580721

約数列:

[1, 3, 5, 9, 11, 15, 17, 25, 33, 45, 51, 55, 75, 85, 99, 153, 165, 187, 225, 255, 275, 425, 495, 561, 765, 825, 935, 1275, 1683, 1901, 2475, 2805, 3825, 4675, 5703, 8415, 9505, 14025, 17109, 20911, 28515, 32317, 42075, 47525, 62733, 85545, 96951, 104555, 142575, 161585, 188199, 290853, 313665, 355487, 427725, 484755, 522775, 807925, 940995, 1066461, 1454265, 1568325, 1777435, 2423775, 3199383, 4704975, 5332305, 7271325, 8887175, 15996915, 26661525, 79984575]

約数ペア:

[(1, 79984575), (3, 26661525), (5, 15996915), (9, 8887175), (11, 7271325), (15, 5332305), (17, 4704975), (25, 3199383), (33, 2423775), (45, 1777435), (51, 1568325), (55, 1454265), (75, 1066461), (85, 940995), (99, 807925), (153, 522775), (165, 484755), (187, 427725), (225, 355487), (255, 313665), (275, 290853), (425, 188199), (495, 161585), (561, 142575), (765, 104555), (825, 96951), (935, 85545), (1275, 62733), (1683, 47525), (1901, 42075), (2475, 32317), (2805, 28515), (3825, 20911), (4675, 17109), (5703, 14025), (8415, 9505)]