73040360

素因数分解:

$2^3\times 5^1\times {\mathrm{53}}^1\times {\mathrm{131}}^1\times {\mathrm{263}}^1$

素因数の和:458

約数の個数: 64

約数和(自身を含む): 169361280

約数和(自身を除く): 96320920

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 53, 106, 131, 212, 262, 263, 265, 424, 524, 526, 530, 655, 1048, 1052, 1060, 1310, 1315, 2104, 2120, 2620, 2630, 5240, 5260, 6943, 10520, 13886, 13939, 27772, 27878, 34453, 34715, 55544, 55756, 68906, 69430, 69695, 111512, 137812, 138860, 139390, 172265, 275624, 277720, 278780, 344530, 557560, 689060, 1378120, 1826009, 3652018, 7304036, 9130045, 14608072, 18260090, 36520180, 73040360]

約数ペア:

[(1, 73040360), (2, 36520180), (4, 18260090), (5, 14608072), (8, 9130045), (10, 7304036), (20, 3652018), (40, 1826009), (53, 1378120), (106, 689060), (131, 557560), (212, 344530), (262, 278780), (263, 277720), (265, 275624), (424, 172265), (524, 139390), (526, 138860), (530, 137812), (655, 111512), (1048, 69695), (1052, 69430), (1060, 68906), (1310, 55756), (1315, 55544), (2104, 34715), (2120, 34453), (2620, 27878), (2630, 27772), (5240, 13939), (5260, 13886), (6943, 10520)]