201801875

素因数分解:

$5^4\times {\mathrm{11}}^1\times {\mathrm{149}}^1\times {\mathrm{197}}^1$

素因数の和:377

約数の個数: 40

約数和(自身を含む): 278348400

約数和(自身を除く): 76546525

約数列:

[1, 5, 11, 25, 55, 125, 149, 197, 275, 625, 745, 985, 1375, 1639, 2167, 3725, 4925, 6875, 8195, 10835, 18625, 24625, 29353, 40975, 54175, 93125, 123125, 146765, 204875, 270875, 322883, 733825, 1024375, 1354375, 1614415, 3669125, 8072075, 18345625, 40360375, 201801875]

約数ペア:

[(1, 201801875), (5, 40360375), (11, 18345625), (25, 8072075), (55, 3669125), (125, 1614415), (149, 1354375), (197, 1024375), (275, 733825), (625, 322883), (745, 270875), (985, 204875), (1375, 146765), (1639, 123125), (2167, 93125), (3725, 54175), (4925, 40975), (6875, 29353), (8195, 24625), (10835, 18625)]