745778900

素因数分解:

$2^2\times 5^2\times {\mathrm{53}}^1\times {\mathrm{223}}^1\times {\mathrm{631}}^1$

素因数の和:921

約数の個数: 72

約数和(自身を含む): 1658893824

約数和(自身を除く): 913114924

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 53, 100, 106, 212, 223, 265, 446, 530, 631, 892, 1060, 1115, 1262, 1325, 2230, 2524, 2650, 3155, 4460, 5300, 5575, 6310, 11150, 11819, 12620, 15775, 22300, 23638, 31550, 33443, 47276, 59095, 63100, 66886, 118190, 133772, 140713, 167215, 236380, 281426, 295475, 334430, 562852, 590950, 668860, 703565, 836075, 1181900, 1407130, 1672150, 2814260, 3344300, 3517825, 7035650, 7457789, 14071300, 14915578, 29831156, 37288945, 74577890, 149155780, 186444725, 372889450, 745778900]

約数ペア:

[(1, 745778900), (2, 372889450), (4, 186444725), (5, 149155780), (10, 74577890), (20, 37288945), (25, 29831156), (50, 14915578), (53, 14071300), (100, 7457789), (106, 7035650), (212, 3517825), (223, 3344300), (265, 2814260), (446, 1672150), (530, 1407130), (631, 1181900), (892, 836075), (1060, 703565), (1115, 668860), (1262, 590950), (1325, 562852), (2230, 334430), (2524, 295475), (2650, 281426), (3155, 236380), (4460, 167215), (5300, 140713), (5575, 133772), (6310, 118190), (11150, 66886), (11819, 63100), (12620, 59095), (15775, 47276), (22300, 33443), (23638, 31550)]