808791880

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{127}}^1\times {\mathrm{331}}^1$

素因数の和:519

約数の個数: 128

約数和(自身を含む): 2034708480

約数和(自身を除く): 1225916600

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 37, 40, 52, 65, 74, 104, 127, 130, 148, 185, 254, 260, 296, 331, 370, 481, 508, 520, 635, 662, 740, 962, 1016, 1270, 1324, 1480, 1651, 1655, 1924, 2405, 2540, 2648, 3302, 3310, 3848, 4303, 4699, 4810, 5080, 6604, 6620, 8255, 8606, 9398, 9620, 12247, 13208, 13240, 16510, 17212, 18796, 19240, 21515, 23495, 24494, 33020, 34424, 37592, 42037, 43030, 46990, 48988, 61087, 61235, 66040, 84074, 86060, 93980, 97976, 122174, 122470, 159211, 168148, 172120, 187960, 210185, 244348, 244940, 305435, 318422, 336296, 420370, 488696, 489880, 546481, 610870, 636844, 796055, 840740, 1092962, 1221740, 1273688, 1555369, 1592110, 1681480, 2185924, 2443480, 2732405, 3110738, 3184220, 4371848, 5464810, 6221476, 6368440, 7776845, 10929620, 12442952, 15553690, 20219797, 21859240, 31107380, 40439594, 62214760, 80879188, 101098985, 161758376, 202197970, 404395940, 808791880]

約数ペア:

[(1, 808791880), (2, 404395940), (4, 202197970), (5, 161758376), (8, 101098985), (10, 80879188), (13, 62214760), (20, 40439594), (26, 31107380), (37, 21859240), (40, 20219797), (52, 15553690), (65, 12442952), (74, 10929620), (104, 7776845), (127, 6368440), (130, 6221476), (148, 5464810), (185, 4371848), (254, 3184220), (260, 3110738), (296, 2732405), (331, 2443480), (370, 2185924), (481, 1681480), (508, 1592110), (520, 1555369), (635, 1273688), (662, 1221740), (740, 1092962), (962, 840740), (1016, 796055), (1270, 636844), (1324, 610870), (1480, 546481), (1651, 489880), (1655, 488696), (1924, 420370), (2405, 336296), (2540, 318422), (2648, 305435), (3302, 244940), (3310, 244348), (3848, 210185), (4303, 187960), (4699, 172120), (4810, 168148), (5080, 159211), (6604, 122470), (6620, 122174), (8255, 97976), (8606, 93980), (9398, 86060), (9620, 84074), (12247, 66040), (13208, 61235), (13240, 61087), (16510, 48988), (17212, 46990), (18796, 43030), (19240, 42037), (21515, 37592), (23495, 34424), (24494, 33020)]