137454640

素因数分解:

$2^4\times 5^1\times {\mathrm{83}}^1\times {\mathrm{127}}^1\times {\mathrm{163}}^1$

素因数の和:386

約数の個数: 80

約数和(自身を含む): 327979008

約数和(自身を除く): 190524368

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 83, 127, 163, 166, 254, 326, 332, 415, 508, 635, 652, 664, 815, 830, 1016, 1270, 1304, 1328, 1630, 1660, 2032, 2540, 2608, 3260, 3320, 5080, 6520, 6640, 10160, 10541, 13040, 13529, 20701, 21082, 27058, 41402, 42164, 52705, 54116, 67645, 82804, 84328, 103505, 105410, 108232, 135290, 165608, 168656, 207010, 210820, 216464, 270580, 331216, 414020, 421640, 541160, 828040, 843280, 1082320, 1656080, 1718183, 3436366, 6872732, 8590915, 13745464, 17181830, 27490928, 34363660, 68727320, 137454640]

約数ペア:

[(1, 137454640), (2, 68727320), (4, 34363660), (5, 27490928), (8, 17181830), (10, 13745464), (16, 8590915), (20, 6872732), (40, 3436366), (80, 1718183), (83, 1656080), (127, 1082320), (163, 843280), (166, 828040), (254, 541160), (326, 421640), (332, 414020), (415, 331216), (508, 270580), (635, 216464), (652, 210820), (664, 207010), (815, 168656), (830, 165608), (1016, 135290), (1270, 108232), (1304, 105410), (1328, 103505), (1630, 84328), (1660, 82804), (2032, 67645), (2540, 54116), (2608, 52705), (3260, 42164), (3320, 41402), (5080, 27058), (6520, 21082), (6640, 20701), (10160, 13529), (10541, 13040)]