54691390

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{89}}^1\times {\mathrm{163}}^1$

素因数の和:301

約数の個数: 64

約数和(自身を含む): 111585600

約数和(自身を除く): 56894210

約数列:

[1, 2, 5, 10, 13, 26, 29, 58, 65, 89, 130, 145, 163, 178, 290, 326, 377, 445, 754, 815, 890, 1157, 1630, 1885, 2119, 2314, 2581, 3770, 4238, 4727, 5162, 5785, 9454, 10595, 11570, 12905, 14507, 21190, 23635, 25810, 29014, 33553, 47270, 61451, 67106, 72535, 122902, 145070, 167765, 188591, 307255, 335530, 377182, 420703, 614510, 841406, 942955, 1885910, 2103515, 4207030, 5469139, 10938278, 27345695, 54691390]

約数ペア:

[(1, 54691390), (2, 27345695), (5, 10938278), (10, 5469139), (13, 4207030), (26, 2103515), (29, 1885910), (58, 942955), (65, 841406), (89, 614510), (130, 420703), (145, 377182), (163, 335530), (178, 307255), (290, 188591), (326, 167765), (377, 145070), (445, 122902), (754, 72535), (815, 67106), (890, 61451), (1157, 47270), (1630, 33553), (1885, 29014), (2119, 25810), (2314, 23635), (2581, 21190), (3770, 14507), (4238, 12905), (4727, 11570), (5162, 10595), (5785, 9454)]