72328880

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{4091}}^1$

素因数の和:4134

約数の個数: 80

約数和(自身を含む): 191800224

約数和(自身を除く): 119471344

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 17, 20, 26, 34, 40, 52, 65, 68, 80, 85, 104, 130, 136, 170, 208, 221, 260, 272, 340, 442, 520, 680, 884, 1040, 1105, 1360, 1768, 2210, 3536, 4091, 4420, 8182, 8840, 16364, 17680, 20455, 32728, 40910, 53183, 65456, 69547, 81820, 106366, 139094, 163640, 212732, 265915, 278188, 327280, 347735, 425464, 531830, 556376, 695470, 850928, 904111, 1063660, 1112752, 1390940, 1808222, 2127320, 2781880, 3616444, 4254640, 4520555, 5563760, 7232888, 9041110, 14465776, 18082220, 36164440, 72328880]

約数ペア:

[(1, 72328880), (2, 36164440), (4, 18082220), (5, 14465776), (8, 9041110), (10, 7232888), (13, 5563760), (16, 4520555), (17, 4254640), (20, 3616444), (26, 2781880), (34, 2127320), (40, 1808222), (52, 1390940), (65, 1112752), (68, 1063660), (80, 904111), (85, 850928), (104, 695470), (130, 556376), (136, 531830), (170, 425464), (208, 347735), (221, 327280), (260, 278188), (272, 265915), (340, 212732), (442, 163640), (520, 139094), (680, 106366), (884, 81820), (1040, 69547), (1105, 65456), (1360, 53183), (1768, 40910), (2210, 32728), (3536, 20455), (4091, 17680), (4420, 16364), (8182, 8840)]