81057002

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{67}}^1\times {\mathrm{79}}^1$

素因数の和:211

約数の個数: 64

約数和(自身を含む): 146227200

約数和(自身を除く): 65170198

約数列:

[1, 2, 13, 19, 26, 31, 38, 62, 67, 79, 134, 158, 247, 403, 494, 589, 806, 871, 1027, 1178, 1273, 1501, 1742, 2054, 2077, 2449, 2546, 3002, 4154, 4898, 5293, 7657, 10586, 15314, 16549, 19513, 27001, 31837, 33098, 39026, 39463, 46531, 54002, 63674, 68809, 78926, 93062, 100567, 137618, 164083, 201134, 328166, 513019, 604903, 1026038, 1209806, 1307371, 2133079, 2614742, 3117577, 4266158, 6235154, 40528501, 81057002]

約数ペア:

[(1, 81057002), (2, 40528501), (13, 6235154), (19, 4266158), (26, 3117577), (31, 2614742), (38, 2133079), (62, 1307371), (67, 1209806), (79, 1026038), (134, 604903), (158, 513019), (247, 328166), (403, 201134), (494, 164083), (589, 137618), (806, 100567), (871, 93062), (1027, 78926), (1178, 68809), (1273, 63674), (1501, 54002), (1742, 46531), (2054, 39463), (2077, 39026), (2449, 33098), (2546, 31837), (3002, 27001), (4154, 19513), (4898, 16549), (5293, 15314), (7657, 10586)]