631122100

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{211}}^1\times {\mathrm{4273}}^1$

素因数の和:4505

約数の個数: 72

約数和(自身を含む): 1572968768

約数和(自身を除く): 941846668

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 50, 70, 100, 140, 175, 211, 350, 422, 700, 844, 1055, 1477, 2110, 2954, 4220, 4273, 5275, 5908, 7385, 8546, 10550, 14770, 17092, 21100, 21365, 29540, 29911, 36925, 42730, 59822, 73850, 85460, 106825, 119644, 147700, 149555, 213650, 299110, 427300, 598220, 747775, 901603, 1495550, 1803206, 2991100, 3606412, 4508015, 6311221, 9016030, 12622442, 18032060, 22540075, 25244884, 31556105, 45080150, 63112210, 90160300, 126224420, 157780525, 315561050, 631122100]

約数ペア:

[(1, 631122100), (2, 315561050), (4, 157780525), (5, 126224420), (7, 90160300), (10, 63112210), (14, 45080150), (20, 31556105), (25, 25244884), (28, 22540075), (35, 18032060), (50, 12622442), (70, 9016030), (100, 6311221), (140, 4508015), (175, 3606412), (211, 2991100), (350, 1803206), (422, 1495550), (700, 901603), (844, 747775), (1055, 598220), (1477, 427300), (2110, 299110), (2954, 213650), (4220, 149555), (4273, 147700), (5275, 119644), (5908, 106825), (7385, 85460), (8546, 73850), (10550, 59822), (14770, 42730), (17092, 36925), (21100, 29911), (21365, 29540)]