53217440

素因数分解:

$2^5\times 5^1\times {\mathrm{131}}^1\times {\mathrm{2539}}^1$

素因数の和:2685

約数の個数: 48

約数和(自身を含む): 126735840

約数和(自身を除く): 73518400

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 131, 160, 262, 524, 655, 1048, 1310, 2096, 2539, 2620, 4192, 5078, 5240, 10156, 10480, 12695, 20312, 20960, 25390, 40624, 50780, 81248, 101560, 203120, 332609, 406240, 665218, 1330436, 1663045, 2660872, 3326090, 5321744, 6652180, 10643488, 13304360, 26608720, 53217440]

約数ペア:

[(1, 53217440), (2, 26608720), (4, 13304360), (5, 10643488), (8, 6652180), (10, 5321744), (16, 3326090), (20, 2660872), (32, 1663045), (40, 1330436), (80, 665218), (131, 406240), (160, 332609), (262, 203120), (524, 101560), (655, 81248), (1048, 50780), (1310, 40624), (2096, 25390), (2539, 20960), (2620, 20312), (4192, 12695), (5078, 10480), (5240, 10156)]