25084020

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{32159}}^1$

素因数の和:32184

約数の個数: 48

約数和(自身を含む): 75640320

約数和(自身を除く): 50556300

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 780, 32159, 64318, 96477, 128636, 160795, 192954, 321590, 385908, 418067, 482385, 643180, 836134, 964770, 1254201, 1672268, 1929540, 2090335, 2508402, 4180670, 5016804, 6271005, 8361340, 12542010, 25084020]

約数ペア:

[(1, 25084020), (2, 12542010), (3, 8361340), (4, 6271005), (5, 5016804), (6, 4180670), (10, 2508402), (12, 2090335), (13, 1929540), (15, 1672268), (20, 1254201), (26, 964770), (30, 836134), (39, 643180), (52, 482385), (60, 418067), (65, 385908), (78, 321590), (130, 192954), (156, 160795), (195, 128636), (260, 96477), (390, 64318), (780, 32159)]