204880100

素因数分解:

$2^2\times 5^2\times {\mathrm{37}}^1\times {\mathrm{55373}}^1$

素因数の和:55424

約数の個数: 36

約数和(自身を含む): 456614004

約数和(自身を除く): 251733904

約数列:

[1, 2, 4, 5, 10, 20, 25, 37, 50, 74, 100, 148, 185, 370, 740, 925, 1850, 3700, 55373, 110746, 221492, 276865, 553730, 1107460, 1384325, 2048801, 2768650, 4097602, 5537300, 8195204, 10244005, 20488010, 40976020, 51220025, 102440050, 204880100]

約数ペア:

[(1, 204880100), (2, 102440050), (4, 51220025), (5, 40976020), (10, 20488010), (20, 10244005), (25, 8195204), (37, 5537300), (50, 4097602), (74, 2768650), (100, 2048801), (148, 1384325), (185, 1107460), (370, 553730), (740, 276865), (925, 221492), (1850, 110746), (3700, 55373)]