155890672

素因数分解:

$2^4\times 7^1\times {\mathrm{101}}^1\times {\mathrm{13781}}^1$

素因数の和:13897

約数の個数: 40

約数和(自身を含む): 348629472

約数和(自身を除く): 192738800

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 101, 112, 202, 404, 707, 808, 1414, 1616, 2828, 5656, 11312, 13781, 27562, 55124, 96467, 110248, 192934, 220496, 385868, 771736, 1391881, 1543472, 2783762, 5567524, 9743167, 11135048, 19486334, 22270096, 38972668, 77945336, 155890672]

約数ペア:

[(1, 155890672), (2, 77945336), (4, 38972668), (7, 22270096), (8, 19486334), (14, 11135048), (16, 9743167), (28, 5567524), (56, 2783762), (101, 1543472), (112, 1391881), (202, 771736), (404, 385868), (707, 220496), (808, 192934), (1414, 110248), (1616, 96467), (2828, 55124), (5656, 27562), (11312, 13781)]