64512990

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{61}}^1\times {\mathrm{3917}}^1$

素因数の和:3994

約数の個数: 64

約数和(自身を含む): 174899520

約数和(自身を除く): 110386530

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 61, 90, 122, 135, 183, 270, 305, 366, 549, 610, 915, 1098, 1647, 1830, 2745, 3294, 3917, 5490, 7834, 8235, 11751, 16470, 19585, 23502, 35253, 39170, 58755, 70506, 105759, 117510, 176265, 211518, 238937, 352530, 477874, 528795, 716811, 1057590, 1194685, 1433622, 2150433, 2389370, 3584055, 4300866, 6451299, 7168110, 10752165, 12902598, 21504330, 32256495, 64512990]

約数ペア:

[(1, 64512990), (2, 32256495), (3, 21504330), (5, 12902598), (6, 10752165), (9, 7168110), (10, 6451299), (15, 4300866), (18, 3584055), (27, 2389370), (30, 2150433), (45, 1433622), (54, 1194685), (61, 1057590), (90, 716811), (122, 528795), (135, 477874), (183, 352530), (270, 238937), (305, 211518), (366, 176265), (549, 117510), (610, 105759), (915, 70506), (1098, 58755), (1647, 39170), (1830, 35253), (2745, 23502), (3294, 19585), (3917, 16470), (5490, 11751), (7834, 8235)]