7138217840

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{2593}}^1\times {\mathrm{2647}}^1$

素因数の和:5266

約数の個数: 80

約数和(自身を含む): 17886646848

約数和(自身を除く): 10748429008

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 520, 1040, 2593, 2647, 5186, 5294, 10372, 10588, 12965, 13235, 20744, 21176, 25930, 26470, 33709, 34411, 41488, 42352, 51860, 52940, 67418, 68822, 103720, 105880, 134836, 137644, 168545, 172055, 207440, 211760, 269672, 275288, 337090, 344110, 539344, 550576, 674180, 688220, 1348360, 1376440, 2696720, 2752880, 6863671, 13727342, 27454684, 34318355, 54909368, 68636710, 89227723, 109818736, 137273420, 178455446, 274546840, 356910892, 446138615, 549093680, 713821784, 892277230, 1427643568, 1784554460, 3569108920, 7138217840]

約数ペア:

[(1, 7138217840), (2, 3569108920), (4, 1784554460), (5, 1427643568), (8, 892277230), (10, 713821784), (13, 549093680), (16, 446138615), (20, 356910892), (26, 274546840), (40, 178455446), (52, 137273420), (65, 109818736), (80, 89227723), (104, 68636710), (130, 54909368), (208, 34318355), (260, 27454684), (520, 13727342), (1040, 6863671), (2593, 2752880), (2647, 2696720), (5186, 1376440), (5294, 1348360), (10372, 688220), (10588, 674180), (12965, 550576), (13235, 539344), (20744, 344110), (21176, 337090), (25930, 275288), (26470, 269672), (33709, 211760), (34411, 207440), (41488, 172055), (42352, 168545), (51860, 137644), (52940, 134836), (67418, 105880), (68822, 103720)]