201913625

素因数分解:

$5^3\times {\mathrm{37}}^1\times {\mathrm{149}}^1\times {\mathrm{293}}^1$

素因数の和:494

約数の個数: 32

約数和(自身を含む): 261424800

約数和(自身を除く): 59511175

約数列:

[1, 5, 25, 37, 125, 149, 185, 293, 745, 925, 1465, 3725, 4625, 5513, 7325, 10841, 18625, 27565, 36625, 43657, 54205, 137825, 218285, 271025, 689125, 1091425, 1355125, 1615309, 5457125, 8076545, 40382725, 201913625]

約数ペア:

[(1, 201913625), (5, 40382725), (25, 8076545), (37, 5457125), (125, 1615309), (149, 1355125), (185, 1091425), (293, 689125), (745, 271025), (925, 218285), (1465, 137825), (3725, 54205), (4625, 43657), (5513, 36625), (7325, 27565), (10841, 18625)]