42075075

素因数分解:

$3^1\times 5^2\times 7^2\times {\mathrm{107}}^2$

素因数の和:241

約数の個数: 54

約数和(自身を含む): 81684876

約数和(自身を除く): 39609801

約数列:

[1, 3, 5, 7, 15, 21, 25, 35, 49, 75, 105, 107, 147, 175, 245, 321, 525, 535, 735, 749, 1225, 1605, 2247, 2675, 3675, 3745, 5243, 8025, 11235, 11449, 15729, 18725, 26215, 34347, 56175, 57245, 78645, 80143, 131075, 171735, 240429, 286225, 393225, 400715, 561001, 858675, 1202145, 1683003, 2003575, 2805005, 6010725, 8415015, 14025025, 42075075]

約数ペア:

[(1, 42075075), (3, 14025025), (5, 8415015), (7, 6010725), (15, 2805005), (21, 2003575), (25, 1683003), (35, 1202145), (49, 858675), (75, 561001), (105, 400715), (107, 393225), (147, 286225), (175, 240429), (245, 171735), (321, 131075), (525, 80143), (535, 78645), (735, 57245), (749, 56175), (1225, 34347), (1605, 26215), (2247, 18725), (2675, 15729), (3675, 11449), (3745, 11235), (5243, 8025)]