254659625

素因数分解:

$5^3\times {\mathrm{11}}^2\times {\mathrm{113}}^1\times {\mathrm{149}}^1$

素因数の和:299

約数の個数: 48

約数和(自身を含む): 354790800

約数和(自身を除く): 100131175

約数列:

[1, 5, 11, 25, 55, 113, 121, 125, 149, 275, 565, 605, 745, 1243, 1375, 1639, 2825, 3025, 3725, 6215, 8195, 13673, 14125, 15125, 16837, 18029, 18625, 31075, 40975, 68365, 84185, 90145, 155375, 185207, 204875, 341825, 420925, 450725, 926035, 1709125, 2037277, 2104625, 2253625, 4630175, 10186385, 23150875, 50931925, 254659625]

約数ペア:

[(1, 254659625), (5, 50931925), (11, 23150875), (25, 10186385), (55, 4630175), (113, 2253625), (121, 2104625), (125, 2037277), (149, 1709125), (275, 926035), (565, 450725), (605, 420925), (745, 341825), (1243, 204875), (1375, 185207), (1639, 155375), (2825, 90145), (3025, 84185), (3725, 68365), (6215, 40975), (8195, 31075), (13673, 18625), (14125, 18029), (15125, 16837)]