15706839980

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{223}}^1\times {\mathrm{4441}}^1$

素因数の和:4747

約数の個数: 96

約数和(自身を含む): 36274011648

約数和(自身を除く): 20567171668

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 61, 65, 122, 130, 223, 244, 260, 305, 446, 610, 793, 892, 1115, 1220, 1586, 2230, 2899, 3172, 3965, 4441, 4460, 5798, 7930, 8882, 11596, 13603, 14495, 15860, 17764, 22205, 27206, 28990, 44410, 54412, 57733, 57980, 68015, 88820, 115466, 136030, 176839, 230932, 270901, 272060, 288665, 353678, 541802, 577330, 707356, 884195, 990343, 1083604, 1154660, 1354505, 1768390, 1980686, 2709010, 3521713, 3536780, 3961372, 4951715, 5418020, 7043426, 9903430, 12874459, 14086852, 17608565, 19806860, 25748918, 35217130, 51497836, 60410923, 64372295, 70434260, 120821846, 128744590, 241643692, 257489180, 302054615, 604109230, 785341999, 1208218460, 1570683998, 3141367996, 3926709995, 7853419990, 15706839980]

約数ペア:

[(1, 15706839980), (2, 7853419990), (4, 3926709995), (5, 3141367996), (10, 1570683998), (13, 1208218460), (20, 785341999), (26, 604109230), (52, 302054615), (61, 257489180), (65, 241643692), (122, 128744590), (130, 120821846), (223, 70434260), (244, 64372295), (260, 60410923), (305, 51497836), (446, 35217130), (610, 25748918), (793, 19806860), (892, 17608565), (1115, 14086852), (1220, 12874459), (1586, 9903430), (2230, 7043426), (2899, 5418020), (3172, 4951715), (3965, 3961372), (4441, 3536780), (4460, 3521713), (5798, 2709010), (7930, 1980686), (8882, 1768390), (11596, 1354505), (13603, 1154660), (14495, 1083604), (15860, 990343), (17764, 884195), (22205, 707356), (27206, 577330), (28990, 541802), (44410, 353678), (54412, 288665), (57733, 272060), (57980, 270901), (68015, 230932), (88820, 176839), (115466, 136030)]