1281036200

素因数分解:

$2^3\times 5^2\times {\mathrm{37}}^1\times {\mathrm{331}}^1\times {\mathrm{523}}^1$

素因数の和:907

約数の個数: 96

約数和(自身を含む): 3074014560

約数和(自身を除く): 1792978360

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 37, 40, 50, 74, 100, 148, 185, 200, 296, 331, 370, 523, 662, 740, 925, 1046, 1324, 1480, 1655, 1850, 2092, 2615, 2648, 3310, 3700, 4184, 5230, 6620, 7400, 8275, 10460, 12247, 13075, 13240, 16550, 19351, 20920, 24494, 26150, 33100, 38702, 48988, 52300, 61235, 66200, 77404, 96755, 97976, 104600, 122470, 154808, 173113, 193510, 244940, 306175, 346226, 387020, 483775, 489880, 612350, 692452, 774040, 865565, 967550, 1224700, 1384904, 1731130, 1935100, 2449400, 3462260, 3870200, 4327825, 6405181, 6924520, 8655650, 12810362, 17311300, 25620724, 32025905, 34622600, 51241448, 64051810, 128103620, 160129525, 256207240, 320259050, 640518100, 1281036200]

約数ペア:

[(1, 1281036200), (2, 640518100), (4, 320259050), (5, 256207240), (8, 160129525), (10, 128103620), (20, 64051810), (25, 51241448), (37, 34622600), (40, 32025905), (50, 25620724), (74, 17311300), (100, 12810362), (148, 8655650), (185, 6924520), (200, 6405181), (296, 4327825), (331, 3870200), (370, 3462260), (523, 2449400), (662, 1935100), (740, 1731130), (925, 1384904), (1046, 1224700), (1324, 967550), (1480, 865565), (1655, 774040), (1850, 692452), (2092, 612350), (2615, 489880), (2648, 483775), (3310, 387020), (3700, 346226), (4184, 306175), (5230, 244940), (6620, 193510), (7400, 173113), (8275, 154808), (10460, 122470), (12247, 104600), (13075, 97976), (13240, 96755), (16550, 77404), (19351, 66200), (20920, 61235), (24494, 52300), (26150, 48988), (33100, 38702)]