129699100

素因数分解:

$2^2\times 5^2\times {\mathrm{73}}^1\times {\mathrm{109}}^1\times {\mathrm{163}}^1$

素因数の和:359

約数の個数: 72

約数和(自身を含む): 289686320

約数和(自身を除く): 159987220

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 73, 100, 109, 146, 163, 218, 292, 326, 365, 436, 545, 652, 730, 815, 1090, 1460, 1630, 1825, 2180, 2725, 3260, 3650, 4075, 5450, 7300, 7957, 8150, 10900, 11899, 15914, 16300, 17767, 23798, 31828, 35534, 39785, 47596, 59495, 71068, 79570, 88835, 118990, 159140, 177670, 198925, 237980, 297475, 355340, 397850, 444175, 594950, 795700, 888350, 1189900, 1296991, 1776700, 2593982, 5187964, 6484955, 12969910, 25939820, 32424775, 64849550, 129699100]

約数ペア:

[(1, 129699100), (2, 64849550), (4, 32424775), (5, 25939820), (10, 12969910), (20, 6484955), (25, 5187964), (50, 2593982), (73, 1776700), (100, 1296991), (109, 1189900), (146, 888350), (163, 795700), (218, 594950), (292, 444175), (326, 397850), (365, 355340), (436, 297475), (545, 237980), (652, 198925), (730, 177670), (815, 159140), (1090, 118990), (1460, 88835), (1630, 79570), (1825, 71068), (2180, 59495), (2725, 47596), (3260, 39785), (3650, 35534), (4075, 31828), (5450, 23798), (7300, 17767), (7957, 16300), (8150, 15914), (10900, 11899)]