68838520

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{1709}}^1$

素因数の和:1792

約数の個数: 64

約数和(自身を含む): 166212000

約数和(自身を除く): 97373480

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 53, 76, 95, 106, 152, 190, 212, 265, 380, 424, 530, 760, 1007, 1060, 1709, 2014, 2120, 3418, 4028, 5035, 6836, 8056, 8545, 10070, 13672, 17090, 20140, 32471, 34180, 40280, 64942, 68360, 90577, 129884, 162355, 181154, 259768, 324710, 362308, 452885, 649420, 724616, 905770, 1298840, 1720963, 1811540, 3441926, 3623080, 6883852, 8604815, 13767704, 17209630, 34419260, 68838520]

約数ペア:

[(1, 68838520), (2, 34419260), (4, 17209630), (5, 13767704), (8, 8604815), (10, 6883852), (19, 3623080), (20, 3441926), (38, 1811540), (40, 1720963), (53, 1298840), (76, 905770), (95, 724616), (106, 649420), (152, 452885), (190, 362308), (212, 324710), (265, 259768), (380, 181154), (424, 162355), (530, 129884), (760, 90577), (1007, 68360), (1060, 64942), (1709, 40280), (2014, 34180), (2120, 32471), (3418, 20140), (4028, 17090), (5035, 13672), (6836, 10070), (8056, 8545)]