4443750

素因数分解:

$2^1\times 3^2\times 5^5\times {\mathrm{79}}^1$

素因数の和:112

約数の個数: 72

約数和(自身を含む): 12186720

約数和(自身を除く): 7742970

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 25, 30, 45, 50, 75, 79, 90, 125, 150, 158, 225, 237, 250, 375, 395, 450, 474, 625, 711, 750, 790, 1125, 1185, 1250, 1422, 1875, 1975, 2250, 2370, 3125, 3555, 3750, 3950, 5625, 5925, 6250, 7110, 9375, 9875, 11250, 11850, 17775, 18750, 19750, 28125, 29625, 35550, 49375, 56250, 59250, 88875, 98750, 148125, 177750, 246875, 296250, 444375, 493750, 740625, 888750, 1481250, 2221875, 4443750]

約数ペア:

[(1, 4443750), (2, 2221875), (3, 1481250), (5, 888750), (6, 740625), (9, 493750), (10, 444375), (15, 296250), (18, 246875), (25, 177750), (30, 148125), (45, 98750), (50, 88875), (75, 59250), (79, 56250), (90, 49375), (125, 35550), (150, 29625), (158, 28125), (225, 19750), (237, 18750), (250, 17775), (375, 11850), (395, 11250), (450, 9875), (474, 9375), (625, 7110), (711, 6250), (750, 5925), (790, 5625), (1125, 3950), (1185, 3750), (1250, 3555), (1422, 3125), (1875, 2370), (1975, 2250)]