71777900

素因数分解:

$2^2\times 5^2\times {\mathrm{29}}^1\times {\mathrm{53}}^1\times {\mathrm{467}}^1$

素因数の和:563

約数の個数: 72

約数和(自身を含む): 164520720

約数和(自身を除く): 92742820

約数列:

[1, 2, 4, 5, 10, 20, 25, 29, 50, 53, 58, 100, 106, 116, 145, 212, 265, 290, 467, 530, 580, 725, 934, 1060, 1325, 1450, 1537, 1868, 2335, 2650, 2900, 3074, 4670, 5300, 6148, 7685, 9340, 11675, 13543, 15370, 23350, 24751, 27086, 30740, 38425, 46700, 49502, 54172, 67715, 76850, 99004, 123755, 135430, 153700, 247510, 270860, 338575, 495020, 618775, 677150, 717779, 1237550, 1354300, 1435558, 2475100, 2871116, 3588895, 7177790, 14355580, 17944475, 35888950, 71777900]

約数ペア:

[(1, 71777900), (2, 35888950), (4, 17944475), (5, 14355580), (10, 7177790), (20, 3588895), (25, 2871116), (29, 2475100), (50, 1435558), (53, 1354300), (58, 1237550), (100, 717779), (106, 677150), (116, 618775), (145, 495020), (212, 338575), (265, 270860), (290, 247510), (467, 153700), (530, 135430), (580, 123755), (725, 99004), (934, 76850), (1060, 67715), (1325, 54172), (1450, 49502), (1537, 46700), (1868, 38425), (2335, 30740), (2650, 27086), (2900, 24751), (3074, 23350), (4670, 15370), (5300, 13543), (6148, 11675), (7685, 9340)]