144896800

素因数分解:

$2^5\times 5^2\times {\mathrm{71}}^1\times {\mathrm{2551}}^1$

素因数の和:2642

約数の個数: 72

約数和(自身を含む): 358852032

約数和(自身を除く): 213955232

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 71, 80, 100, 142, 160, 200, 284, 355, 400, 568, 710, 800, 1136, 1420, 1775, 2272, 2551, 2840, 3550, 5102, 5680, 7100, 10204, 11360, 12755, 14200, 20408, 25510, 28400, 40816, 51020, 56800, 63775, 81632, 102040, 127550, 181121, 204080, 255100, 362242, 408160, 510200, 724484, 905605, 1020400, 1448968, 1811210, 2040800, 2897936, 3622420, 4528025, 5795872, 7244840, 9056050, 14489680, 18112100, 28979360, 36224200, 72448400, 144896800]

約数ペア:

[(1, 144896800), (2, 72448400), (4, 36224200), (5, 28979360), (8, 18112100), (10, 14489680), (16, 9056050), (20, 7244840), (25, 5795872), (32, 4528025), (40, 3622420), (50, 2897936), (71, 2040800), (80, 1811210), (100, 1448968), (142, 1020400), (160, 905605), (200, 724484), (284, 510200), (355, 408160), (400, 362242), (568, 255100), (710, 204080), (800, 181121), (1136, 127550), (1420, 102040), (1775, 81632), (2272, 63775), (2551, 56800), (2840, 51020), (3550, 40816), (5102, 28400), (5680, 25510), (7100, 20408), (10204, 14200), (11360, 12755)]