906879100

素因数分解:

$2^2\times 5^2\times {\mathrm{47}}^1\times {\mathrm{157}}^1\times {\mathrm{1229}}^1$

素因数の和:1447

約数の個数: 72

約数和(自身を含む): 2024245440

約数和(自身を除く): 1117366340

約数列:

[1, 2, 4, 5, 10, 20, 25, 47, 50, 94, 100, 157, 188, 235, 314, 470, 628, 785, 940, 1175, 1229, 1570, 2350, 2458, 3140, 3925, 4700, 4916, 6145, 7379, 7850, 12290, 14758, 15700, 24580, 29516, 30725, 36895, 57763, 61450, 73790, 115526, 122900, 147580, 184475, 192953, 231052, 288815, 368950, 385906, 577630, 737900, 771812, 964765, 1155260, 1444075, 1929530, 2888150, 3859060, 4823825, 5776300, 9068791, 9647650, 18137582, 19295300, 36275164, 45343955, 90687910, 181375820, 226719775, 453439550, 906879100]

約数ペア:

[(1, 906879100), (2, 453439550), (4, 226719775), (5, 181375820), (10, 90687910), (20, 45343955), (25, 36275164), (47, 19295300), (50, 18137582), (94, 9647650), (100, 9068791), (157, 5776300), (188, 4823825), (235, 3859060), (314, 2888150), (470, 1929530), (628, 1444075), (785, 1155260), (940, 964765), (1175, 771812), (1229, 737900), (1570, 577630), (2350, 385906), (2458, 368950), (3140, 288815), (3925, 231052), (4700, 192953), (4916, 184475), (6145, 147580), (7379, 122900), (7850, 115526), (12290, 73790), (14758, 61450), (15700, 57763), (24580, 36895), (29516, 30725)]