25274864

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{1171}}^1$

素因数の和:1269

約数の個数: 40

約数和(自身を含む): 52318080

約数和(自身を除く): 27043216

約数列:

[1, 2, 4, 8, 16, 19, 38, 71, 76, 142, 152, 284, 304, 568, 1136, 1171, 1349, 2342, 2698, 4684, 5396, 9368, 10792, 18736, 21584, 22249, 44498, 83141, 88996, 166282, 177992, 332564, 355984, 665128, 1330256, 1579679, 3159358, 6318716, 12637432, 25274864]

約数ペア:

[(1, 25274864), (2, 12637432), (4, 6318716), (8, 3159358), (16, 1579679), (19, 1330256), (38, 665128), (71, 355984), (76, 332564), (142, 177992), (152, 166282), (284, 88996), (304, 83141), (568, 44498), (1136, 22249), (1171, 21584), (1349, 18736), (2342, 10792), (2698, 9368), (4684, 5396)]