647536330

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{113}}^1\times {\mathrm{1153}}^1$

素因数の和:1351

約数の個数: 64

約数和(自身を含む): 1363972608

約数和(自身を除く): 716436278

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 71, 113, 142, 226, 355, 497, 565, 710, 791, 994, 1130, 1153, 1582, 2306, 2485, 3955, 4970, 5765, 7910, 8023, 8071, 11530, 16046, 16142, 40115, 40355, 56161, 80230, 80710, 81863, 112322, 130289, 163726, 260578, 280805, 409315, 561610, 573041, 651445, 818630, 912023, 1146082, 1302890, 1824046, 2865205, 4560115, 5730410, 9120230, 9250519, 18501038, 46252595, 64753633, 92505190, 129507266, 323768165, 647536330]

約数ペア:

[(1, 647536330), (2, 323768165), (5, 129507266), (7, 92505190), (10, 64753633), (14, 46252595), (35, 18501038), (70, 9250519), (71, 9120230), (113, 5730410), (142, 4560115), (226, 2865205), (355, 1824046), (497, 1302890), (565, 1146082), (710, 912023), (791, 818630), (994, 651445), (1130, 573041), (1153, 561610), (1582, 409315), (2306, 280805), (2485, 260578), (3955, 163726), (4970, 130289), (5765, 112322), (7910, 81863), (8023, 80710), (8071, 80230), (11530, 56161), (16046, 40355), (16142, 40115)]