72951640

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{95989}}^1$

素因数の和:96019

約数の個数: 32

約数和(自身を含む): 172782000

約数和(自身を除く): 99830360

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 380, 760, 95989, 191978, 383956, 479945, 767912, 959890, 1823791, 1919780, 3647582, 3839560, 7295164, 9118955, 14590328, 18237910, 36475820, 72951640]

約数ペア:

[(1, 72951640), (2, 36475820), (4, 18237910), (5, 14590328), (8, 9118955), (10, 7295164), (19, 3839560), (20, 3647582), (38, 1919780), (40, 1823791), (76, 959890), (95, 767912), (152, 479945), (190, 383956), (380, 191978), (760, 95989)]