90253040

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{59377}}^1$

素因数の和:59409

約数の個数: 40

約数和(自身を含む): 220886160

約数和(自身を除く): 130633120

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 152, 190, 304, 380, 760, 1520, 59377, 118754, 237508, 296885, 475016, 593770, 950032, 1128163, 1187540, 2256326, 2375080, 4512652, 4750160, 5640815, 9025304, 11281630, 18050608, 22563260, 45126520, 90253040]

約数ペア:

[(1, 90253040), (2, 45126520), (4, 22563260), (5, 18050608), (8, 11281630), (10, 9025304), (16, 5640815), (19, 4750160), (20, 4512652), (38, 2375080), (40, 2256326), (76, 1187540), (80, 1128163), (95, 950032), (152, 593770), (190, 475016), (304, 296885), (380, 237508), (760, 118754), (1520, 59377)]