20183645675

素因数分解:

$5^2\times {\mathrm{17}}^1\times {\mathrm{103}}^1\times {\mathrm{193}}^1\times {\mathrm{2389}}^1$

素因数の和:2712

約数の個数: 48

約数和(自身を含む): 26907117120

約数和(自身を除く): 6723471445

約数列:

[1, 5, 17, 25, 85, 103, 193, 425, 515, 965, 1751, 2389, 2575, 3281, 4825, 8755, 11945, 16405, 19879, 40613, 43775, 59725, 82025, 99395, 203065, 246067, 337943, 461077, 496975, 1015325, 1230335, 1689715, 2305385, 4183139, 6151675, 7838309, 8448575, 11526925, 20915695, 39191545, 47490931, 104578475, 195957725, 237454655, 807345827, 1187273275, 4036729135, 20183645675]

約数ペア:

[(1, 20183645675), (5, 4036729135), (17, 1187273275), (25, 807345827), (85, 237454655), (103, 195957725), (193, 104578475), (425, 47490931), (515, 39191545), (965, 20915695), (1751, 11526925), (2389, 8448575), (2575, 7838309), (3281, 6151675), (4825, 4183139), (8755, 2305385), (11945, 1689715), (16405, 1230335), (19879, 1015325), (40613, 496975), (43775, 461077), (59725, 337943), (82025, 246067), (99395, 203065)]