87433775

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{661}}^1$

素因数の和:732

約数の個数: 48

約数和(自身を含む): 131012448

約数和(自身を除く): 43578673

約数列:

[1, 5, 11, 13, 25, 37, 55, 65, 143, 185, 275, 325, 407, 481, 661, 715, 925, 2035, 2405, 3305, 3575, 5291, 7271, 8593, 10175, 12025, 16525, 24457, 26455, 36355, 42965, 94523, 122285, 132275, 181775, 214825, 269027, 317941, 472615, 611425, 1345135, 1589705, 2363075, 3497351, 6725675, 7948525, 17486755, 87433775]

約数ペア:

[(1, 87433775), (5, 17486755), (11, 7948525), (13, 6725675), (25, 3497351), (37, 2363075), (55, 1589705), (65, 1345135), (143, 611425), (185, 472615), (275, 317941), (325, 269027), (407, 214825), (481, 181775), (661, 132275), (715, 122285), (925, 94523), (2035, 42965), (2405, 36355), (3305, 26455), (3575, 24457), (5291, 16525), (7271, 12025), (8593, 10175)]