201019625

素因数分解:

$5^3\times {\mathrm{43}}^1\times {\mathrm{149}}^1\times {\mathrm{251}}^1$

素因数の和:458

約数の個数: 32

約数和(自身を含む): 259459200

約数和(自身を除く): 58439575

約数列:

[1, 5, 25, 43, 125, 149, 215, 251, 745, 1075, 1255, 3725, 5375, 6275, 6407, 10793, 18625, 31375, 32035, 37399, 53965, 160175, 186995, 269825, 800875, 934975, 1349125, 1608157, 4674875, 8040785, 40203925, 201019625]

約数ペア:

[(1, 201019625), (5, 40203925), (25, 8040785), (43, 4674875), (125, 1608157), (149, 1349125), (215, 934975), (251, 800875), (745, 269825), (1075, 186995), (1255, 160175), (3725, 53965), (5375, 37399), (6275, 32035), (6407, 31375), (10793, 18625)]