650218040

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{503}}^1\times {\mathrm{1901}}^1$

素因数の和:2432

約数の個数: 64

約数和(自身を含む): 1552944960

約数和(自身を除く): 902726920

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 340, 503, 680, 1006, 1901, 2012, 2515, 3802, 4024, 5030, 7604, 8551, 9505, 10060, 15208, 17102, 19010, 20120, 32317, 34204, 38020, 42755, 64634, 68408, 76040, 85510, 129268, 161585, 171020, 258536, 323170, 342040, 646340, 956203, 1292680, 1912406, 3824812, 4781015, 7649624, 9562030, 16255451, 19124060, 32510902, 38248120, 65021804, 81277255, 130043608, 162554510, 325109020, 650218040]

約数ペア:

[(1, 650218040), (2, 325109020), (4, 162554510), (5, 130043608), (8, 81277255), (10, 65021804), (17, 38248120), (20, 32510902), (34, 19124060), (40, 16255451), (68, 9562030), (85, 7649624), (136, 4781015), (170, 3824812), (340, 1912406), (503, 1292680), (680, 956203), (1006, 646340), (1901, 342040), (2012, 323170), (2515, 258536), (3802, 171020), (4024, 161585), (5030, 129268), (7604, 85510), (8551, 76040), (9505, 68408), (10060, 64634), (15208, 42755), (17102, 38020), (19010, 34204), (20120, 32317)]