201288100

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{2311}}^1$

素因数の和:2405

約数の個数: 72

約数和(自身を含む): 477622208

約数和(自身を除く): 276334108

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 50, 52, 65, 67, 100, 130, 134, 260, 268, 325, 335, 650, 670, 871, 1300, 1340, 1675, 1742, 2311, 3350, 3484, 4355, 4622, 6700, 8710, 9244, 11555, 17420, 21775, 23110, 30043, 43550, 46220, 57775, 60086, 87100, 115550, 120172, 150215, 154837, 231100, 300430, 309674, 600860, 619348, 751075, 774185, 1502150, 1548370, 2012881, 3004300, 3096740, 3870925, 4025762, 7741850, 8051524, 10064405, 15483700, 20128810, 40257620, 50322025, 100644050, 201288100]

約数ペア:

[(1, 201288100), (2, 100644050), (4, 50322025), (5, 40257620), (10, 20128810), (13, 15483700), (20, 10064405), (25, 8051524), (26, 7741850), (50, 4025762), (52, 3870925), (65, 3096740), (67, 3004300), (100, 2012881), (130, 1548370), (134, 1502150), (260, 774185), (268, 751075), (325, 619348), (335, 600860), (650, 309674), (670, 300430), (871, 231100), (1300, 154837), (1340, 150215), (1675, 120172), (1742, 115550), (2311, 87100), (3350, 60086), (3484, 57775), (4355, 46220), (4622, 43550), (6700, 30043), (8710, 23110), (9244, 21775), (11555, 17420)]