85215760

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{8009}}^1$

素因数の和:8048

約数の個数: 80

約数和(自身を含む): 238377600

約数和(自身を除く): 153161840

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 19, 20, 28, 35, 38, 40, 56, 70, 76, 80, 95, 112, 133, 140, 152, 190, 266, 280, 304, 380, 532, 560, 665, 760, 1064, 1330, 1520, 2128, 2660, 5320, 8009, 10640, 16018, 32036, 40045, 56063, 64072, 80090, 112126, 128144, 152171, 160180, 224252, 280315, 304342, 320360, 448504, 560630, 608684, 640720, 760855, 897008, 1065197, 1121260, 1217368, 1521710, 2130394, 2242520, 2434736, 3043420, 4260788, 4485040, 5325985, 6086840, 8521576, 10651970, 12173680, 17043152, 21303940, 42607880, 85215760]

約数ペア:

[(1, 85215760), (2, 42607880), (4, 21303940), (5, 17043152), (7, 12173680), (8, 10651970), (10, 8521576), (14, 6086840), (16, 5325985), (19, 4485040), (20, 4260788), (28, 3043420), (35, 2434736), (38, 2242520), (40, 2130394), (56, 1521710), (70, 1217368), (76, 1121260), (80, 1065197), (95, 897008), (112, 760855), (133, 640720), (140, 608684), (152, 560630), (190, 448504), (266, 320360), (280, 304342), (304, 280315), (380, 224252), (532, 160180), (560, 152171), (665, 128144), (760, 112126), (1064, 80090), (1330, 64072), (1520, 56063), (2128, 40045), (2660, 32036), (5320, 16018), (8009, 10640)]