64369580

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{67}}^1\times {\mathrm{397}}^1$

素因数の和:495

約数の個数: 72

約数和(自身を含む): 151179504

約数和(自身を除く): 86809924

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 67, 110, 121, 134, 220, 242, 268, 335, 397, 484, 605, 670, 737, 794, 1210, 1340, 1474, 1588, 1985, 2420, 2948, 3685, 3970, 4367, 7370, 7940, 8107, 8734, 14740, 16214, 17468, 21835, 26599, 32428, 40535, 43670, 48037, 53198, 81070, 87340, 96074, 106396, 132995, 162140, 192148, 240185, 265990, 292589, 480370, 531980, 585178, 960740, 1170356, 1462945, 2925890, 3218479, 5851780, 6436958, 12873916, 16092395, 32184790, 64369580]

約数ペア:

[(1, 64369580), (2, 32184790), (4, 16092395), (5, 12873916), (10, 6436958), (11, 5851780), (20, 3218479), (22, 2925890), (44, 1462945), (55, 1170356), (67, 960740), (110, 585178), (121, 531980), (134, 480370), (220, 292589), (242, 265990), (268, 240185), (335, 192148), (397, 162140), (484, 132995), (605, 106396), (670, 96074), (737, 87340), (794, 81070), (1210, 53198), (1340, 48037), (1474, 43670), (1588, 40535), (1985, 32428), (2420, 26599), (2948, 21835), (3685, 17468), (3970, 16214), (4367, 14740), (7370, 8734), (7940, 8107)]