15706427620

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{563}}^1\times {\mathrm{1759}}^1$

素因数の和:2405

約数の個数: 96

約数和(自身を含む): 36187683840

約数和(自身を除く): 20481256220

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 61, 65, 122, 130, 244, 260, 305, 563, 610, 793, 1126, 1220, 1586, 1759, 2252, 2815, 3172, 3518, 3965, 5630, 7036, 7319, 7930, 8795, 11260, 14638, 15860, 17590, 22867, 29276, 34343, 35180, 36595, 45734, 68686, 73190, 91468, 107299, 114335, 137372, 146380, 171715, 214598, 228670, 343430, 429196, 446459, 457340, 536495, 686860, 892918, 990317, 1072990, 1394887, 1785836, 1980634, 2145980, 2232295, 2789774, 3961268, 4464590, 4951585, 5579548, 6974435, 8929180, 9903170, 12874121, 13948870, 19806340, 25748242, 27897740, 51496484, 60409337, 64370605, 120818674, 128741210, 241637348, 257482420, 302046685, 604093370, 785321381, 1208186740, 1570642762, 3141285524, 3926606905, 7853213810, 15706427620]

約数ペア:

[(1, 15706427620), (2, 7853213810), (4, 3926606905), (5, 3141285524), (10, 1570642762), (13, 1208186740), (20, 785321381), (26, 604093370), (52, 302046685), (61, 257482420), (65, 241637348), (122, 128741210), (130, 120818674), (244, 64370605), (260, 60409337), (305, 51496484), (563, 27897740), (610, 25748242), (793, 19806340), (1126, 13948870), (1220, 12874121), (1586, 9903170), (1759, 8929180), (2252, 6974435), (2815, 5579548), (3172, 4951585), (3518, 4464590), (3965, 3961268), (5630, 2789774), (7036, 2232295), (7319, 2145980), (7930, 1980634), (8795, 1785836), (11260, 1394887), (14638, 1072990), (15860, 990317), (17590, 892918), (22867, 686860), (29276, 536495), (34343, 457340), (35180, 446459), (36595, 429196), (45734, 343430), (68686, 228670), (73190, 214598), (91468, 171715), (107299, 146380), (114335, 137372)]