2007074875

素因数分解:

$5^3\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{83}}^1\times {\mathrm{647}}^1$

素因数の和:781

約数の個数: 64

約数和(自身を含む): 2853107712

約数和(自身を除く): 846032837

約数列:

[1, 5, 13, 23, 25, 65, 83, 115, 125, 299, 325, 415, 575, 647, 1079, 1495, 1625, 1909, 2075, 2875, 3235, 5395, 7475, 8411, 9545, 10375, 14881, 16175, 24817, 26975, 37375, 42055, 47725, 53701, 74405, 80875, 124085, 134875, 193453, 210275, 238625, 268505, 372025, 620425, 698113, 967265, 1051375, 1235123, 1342525, 1860125, 3102125, 3490565, 4836325, 6175615, 6712625, 16056599, 17452825, 24181625, 30878075, 80282995, 87264125, 154390375, 401414975, 2007074875]

約数ペア:

[(1, 2007074875), (5, 401414975), (13, 154390375), (23, 87264125), (25, 80282995), (65, 30878075), (83, 24181625), (115, 17452825), (125, 16056599), (299, 6712625), (325, 6175615), (415, 4836325), (575, 3490565), (647, 3102125), (1079, 1860125), (1495, 1342525), (1625, 1235123), (1909, 1051375), (2075, 967265), (2875, 698113), (3235, 620425), (5395, 372025), (7475, 268505), (8411, 238625), (9545, 210275), (10375, 193453), (14881, 134875), (16175, 124085), (24817, 80875), (26975, 74405), (37375, 53701), (42055, 47725)]