315039725

素因数分解:

$5^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{12589}}^1$

素因数の和:12630

約数の個数: 48

約数和(自身を含む): 524549760

約数和(自身を除く): 209510035

約数列:

[1, 5, 7, 11, 13, 25, 35, 55, 65, 77, 91, 143, 175, 275, 325, 385, 455, 715, 1001, 1925, 2275, 3575, 5005, 12589, 25025, 62945, 88123, 138479, 163657, 314725, 440615, 692395, 818285, 969353, 1145599, 1800227, 2203075, 3461975, 4091425, 4846765, 5727995, 9001135, 12601589, 24233825, 28639975, 45005675, 63007945, 315039725]

約数ペア:

[(1, 315039725), (5, 63007945), (7, 45005675), (11, 28639975), (13, 24233825), (25, 12601589), (35, 9001135), (55, 5727995), (65, 4846765), (77, 4091425), (91, 3461975), (143, 2203075), (175, 1800227), (275, 1145599), (325, 969353), (385, 818285), (455, 692395), (715, 440615), (1001, 314725), (1925, 163657), (2275, 138479), (3575, 88123), (5005, 62945), (12589, 25025)]