68865940

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^3\times {\mathrm{13}}^1\times {\mathrm{199}}^1$

素因数の和:254

約数の個数: 96

約数和(自身を含む): 172166400

約数和(自身を除く): 103300460

約数列:

[1, 2, 4, 5, 10, 11, 13, 20, 22, 26, 44, 52, 55, 65, 110, 121, 130, 143, 199, 220, 242, 260, 286, 398, 484, 572, 605, 715, 796, 995, 1210, 1331, 1430, 1573, 1990, 2189, 2420, 2587, 2662, 2860, 3146, 3980, 4378, 5174, 5324, 6292, 6655, 7865, 8756, 10348, 10945, 12935, 13310, 15730, 17303, 21890, 24079, 25870, 26620, 28457, 31460, 34606, 43780, 48158, 51740, 56914, 69212, 86515, 96316, 113828, 120395, 142285, 173030, 240790, 264869, 284570, 313027, 346060, 481580, 529738, 569140, 626054, 1059476, 1252108, 1324345, 1565135, 2648690, 3130270, 3443297, 5297380, 6260540, 6886594, 13773188, 17216485, 34432970, 68865940]

約数ペア:

[(1, 68865940), (2, 34432970), (4, 17216485), (5, 13773188), (10, 6886594), (11, 6260540), (13, 5297380), (20, 3443297), (22, 3130270), (26, 2648690), (44, 1565135), (52, 1324345), (55, 1252108), (65, 1059476), (110, 626054), (121, 569140), (130, 529738), (143, 481580), (199, 346060), (220, 313027), (242, 284570), (260, 264869), (286, 240790), (398, 173030), (484, 142285), (572, 120395), (605, 113828), (715, 96316), (796, 86515), (995, 69212), (1210, 56914), (1331, 51740), (1430, 48158), (1573, 43780), (1990, 34606), (2189, 31460), (2420, 28457), (2587, 26620), (2662, 25870), (2860, 24079), (3146, 21890), (3980, 17303), (4378, 15730), (5174, 13310), (5324, 12935), (6292, 10945), (6655, 10348), (7865, 8756)]