125878040

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{1861}}^1$

素因数の和:1980

約数の個数: 64

約数和(自身を含む): 301644000

約数和(自身を除く): 175765960

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 89, 95, 152, 178, 190, 356, 380, 445, 712, 760, 890, 1691, 1780, 1861, 3382, 3560, 3722, 6764, 7444, 8455, 9305, 13528, 14888, 16910, 18610, 33820, 35359, 37220, 67640, 70718, 74440, 141436, 165629, 176795, 282872, 331258, 353590, 662516, 707180, 828145, 1325032, 1414360, 1656290, 3146951, 3312580, 6293902, 6625160, 12587804, 15734755, 25175608, 31469510, 62939020, 125878040]

約数ペア:

[(1, 125878040), (2, 62939020), (4, 31469510), (5, 25175608), (8, 15734755), (10, 12587804), (19, 6625160), (20, 6293902), (38, 3312580), (40, 3146951), (76, 1656290), (89, 1414360), (95, 1325032), (152, 828145), (178, 707180), (190, 662516), (356, 353590), (380, 331258), (445, 282872), (712, 176795), (760, 165629), (890, 141436), (1691, 74440), (1780, 70718), (1861, 67640), (3382, 37220), (3560, 35359), (3722, 33820), (6764, 18610), (7444, 16910), (8455, 14888), (9305, 13528)]