20260543945

素因数分解:

$5^1\times {\mathrm{23}}^2\times {\mathrm{101}}^1\times {\mathrm{149}}^1\times {\mathrm{509}}^1$

素因数の和:810

約数の個数: 48

約数和(自身を含む): 25890354000

約数和(自身を除く): 5629810055

約数列:

[1, 5, 23, 101, 115, 149, 505, 509, 529, 745, 2323, 2545, 2645, 3427, 11615, 11707, 15049, 17135, 51409, 53429, 58535, 75245, 75841, 78821, 257045, 267145, 269261, 346127, 379205, 394105, 1182407, 1346305, 1730635, 1744343, 5912035, 7659941, 7960921, 8721715, 27195361, 38299705, 39804605, 40119889, 135976805, 176178643, 200599445, 880893215, 4052108789, 20260543945]

約数ペア:

[(1, 20260543945), (5, 4052108789), (23, 880893215), (101, 200599445), (115, 176178643), (149, 135976805), (505, 40119889), (509, 39804605), (529, 38299705), (745, 27195361), (2323, 8721715), (2545, 7960921), (2645, 7659941), (3427, 5912035), (11615, 1744343), (11707, 1730635), (15049, 1346305), (17135, 1182407), (51409, 394105), (53429, 379205), (58535, 346127), (75245, 269261), (75841, 267145), (78821, 257045)]