1325811620

素因数分解:

$2^2\times 5^1\times 7^3\times {\mathrm{157}}^1\times {\mathrm{1231}}^1$

素因数の和:1418

約数の個数: 96

約数和(自身を含む): 3270220800

約数和(自身を除く): 1944409180

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 157, 196, 245, 314, 343, 490, 628, 686, 785, 980, 1099, 1231, 1372, 1570, 1715, 2198, 2462, 3140, 3430, 4396, 4924, 5495, 6155, 6860, 7693, 8617, 10990, 12310, 15386, 17234, 21980, 24620, 30772, 34468, 38465, 43085, 53851, 60319, 76930, 86170, 107702, 120638, 153860, 172340, 193267, 215404, 241276, 269255, 301595, 386534, 422233, 538510, 603190, 773068, 844466, 966335, 1077020, 1206380, 1352869, 1688932, 1932670, 2111165, 2705738, 3865340, 4222330, 5411476, 6764345, 8444660, 9470083, 13528690, 18940166, 27057380, 37880332, 47350415, 66290581, 94700830, 132581162, 189401660, 265162324, 331452905, 662905810, 1325811620]

約数ペア:

[(1, 1325811620), (2, 662905810), (4, 331452905), (5, 265162324), (7, 189401660), (10, 132581162), (14, 94700830), (20, 66290581), (28, 47350415), (35, 37880332), (49, 27057380), (70, 18940166), (98, 13528690), (140, 9470083), (157, 8444660), (196, 6764345), (245, 5411476), (314, 4222330), (343, 3865340), (490, 2705738), (628, 2111165), (686, 1932670), (785, 1688932), (980, 1352869), (1099, 1206380), (1231, 1077020), (1372, 966335), (1570, 844466), (1715, 773068), (2198, 603190), (2462, 538510), (3140, 422233), (3430, 386534), (4396, 301595), (4924, 269255), (5495, 241276), (6155, 215404), (6860, 193267), (7693, 172340), (8617, 153860), (10990, 120638), (12310, 107702), (15386, 86170), (17234, 76930), (21980, 60319), (24620, 53851), (30772, 43085), (34468, 38465)]