129593840

素因数分解:

$2^4\times 5^1\times {\mathrm{619}}^1\times {\mathrm{2617}}^1$

素因数の和:3249

約数の個数: 40

約数和(自身を含む): 301907760

約数和(自身を除く): 172313920

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 619, 1238, 2476, 2617, 3095, 4952, 5234, 6190, 9904, 10468, 12380, 13085, 20936, 24760, 26170, 41872, 49520, 52340, 104680, 209360, 1619923, 3239846, 6479692, 8099615, 12959384, 16199230, 25918768, 32398460, 64796920, 129593840]

約数ペア:

[(1, 129593840), (2, 64796920), (4, 32398460), (5, 25918768), (8, 16199230), (10, 12959384), (16, 8099615), (20, 6479692), (40, 3239846), (80, 1619923), (619, 209360), (1238, 104680), (2476, 52340), (2617, 49520), (3095, 41872), (4952, 26170), (5234, 24760), (6190, 20936), (9904, 13085), (10468, 12380)]