75968620

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{89}}^1$

素因数の和:192

約数の個数: 144

約数和(自身を含む): 205117920

約数和(自身を除く): 129149300

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 49, 52, 65, 67, 70, 89, 91, 98, 130, 134, 140, 178, 182, 196, 245, 260, 268, 335, 356, 364, 445, 455, 469, 490, 623, 637, 670, 871, 890, 910, 938, 980, 1157, 1246, 1274, 1340, 1742, 1780, 1820, 1876, 2314, 2345, 2492, 2548, 3115, 3185, 3283, 3484, 4355, 4361, 4628, 4690, 5785, 5963, 6097, 6230, 6370, 6566, 8099, 8710, 8722, 9380, 11570, 11926, 12194, 12460, 12740, 13132, 16198, 16415, 17420, 17444, 21805, 23140, 23852, 24388, 29815, 30485, 32396, 32830, 40495, 41741, 42679, 43610, 56693, 59630, 60970, 65660, 77519, 80990, 83482, 85358, 87220, 113386, 119260, 121940, 155038, 161980, 166964, 170716, 208705, 213395, 226772, 283465, 292187, 310076, 387595, 417410, 426790, 542633, 566930, 584374, 775190, 834820, 853580, 1085266, 1133860, 1168748, 1460935, 1550380, 2170532, 2713165, 2921870, 3798431, 5426330, 5843740, 7596862, 10852660, 15193724, 18992155, 37984310, 75968620]

約数ペア:

[(1, 75968620), (2, 37984310), (4, 18992155), (5, 15193724), (7, 10852660), (10, 7596862), (13, 5843740), (14, 5426330), (20, 3798431), (26, 2921870), (28, 2713165), (35, 2170532), (49, 1550380), (52, 1460935), (65, 1168748), (67, 1133860), (70, 1085266), (89, 853580), (91, 834820), (98, 775190), (130, 584374), (134, 566930), (140, 542633), (178, 426790), (182, 417410), (196, 387595), (245, 310076), (260, 292187), (268, 283465), (335, 226772), (356, 213395), (364, 208705), (445, 170716), (455, 166964), (469, 161980), (490, 155038), (623, 121940), (637, 119260), (670, 113386), (871, 87220), (890, 85358), (910, 83482), (938, 80990), (980, 77519), (1157, 65660), (1246, 60970), (1274, 59630), (1340, 56693), (1742, 43610), (1780, 42679), (1820, 41741), (1876, 40495), (2314, 32830), (2345, 32396), (2492, 30485), (2548, 29815), (3115, 24388), (3185, 23852), (3283, 23140), (3484, 21805), (4355, 17444), (4361, 17420), (4628, 16415), (4690, 16198), (5785, 13132), (5963, 12740), (6097, 12460), (6230, 12194), (6370, 11926), (6566, 11570), (8099, 9380), (8710, 8722)]