29995225

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{89}}^1$

素因数の和:190

約数の個数: 48

約数和(自身を含む): 43590960

約数和(自身を除く): 13595735

約数列:

[1, 5, 13, 17, 25, 61, 65, 85, 89, 221, 305, 325, 425, 445, 793, 1037, 1105, 1157, 1513, 1525, 2225, 3965, 5185, 5429, 5525, 5785, 7565, 13481, 19669, 19825, 25925, 27145, 28925, 37825, 67405, 70577, 92293, 98345, 135725, 337025, 352885, 461465, 491725, 1199809, 1764425, 2307325, 5999045, 29995225]

約数ペア:

[(1, 29995225), (5, 5999045), (13, 2307325), (17, 1764425), (25, 1199809), (61, 491725), (65, 461465), (85, 352885), (89, 337025), (221, 135725), (305, 98345), (325, 92293), (425, 70577), (445, 67405), (793, 37825), (1037, 28925), (1105, 27145), (1157, 25925), (1513, 19825), (1525, 19669), (2225, 13481), (3965, 7565), (5185, 5785), (5429, 5525)]