2040803375

素因数分解:

$5^3\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{103}}^1\times {\mathrm{137}}^1$

素因数の和:357

約数の個数: 64

約数和(自身を含む): 2821029120

約数和(自身を除く): 780225745

約数列:

[1, 5, 13, 25, 65, 89, 103, 125, 137, 325, 445, 515, 685, 1157, 1339, 1625, 1781, 2225, 2575, 3425, 5785, 6695, 8905, 9167, 11125, 12193, 12875, 14111, 17125, 28925, 33475, 44525, 45835, 60965, 70555, 119171, 144625, 158509, 167375, 183443, 222625, 229175, 304825, 352775, 595855, 792545, 917215, 1145875, 1255879, 1524125, 1763875, 2979275, 3962725, 4586075, 6279395, 14896375, 16326427, 19813625, 22930375, 31396975, 81632135, 156984875, 408160675, 2040803375]

約数ペア:

[(1, 2040803375), (5, 408160675), (13, 156984875), (25, 81632135), (65, 31396975), (89, 22930375), (103, 19813625), (125, 16326427), (137, 14896375), (325, 6279395), (445, 4586075), (515, 3962725), (685, 2979275), (1157, 1763875), (1339, 1524125), (1625, 1255879), (1781, 1145875), (2225, 917215), (2575, 792545), (3425, 595855), (5785, 352775), (6695, 304825), (8905, 229175), (9167, 222625), (11125, 183443), (12193, 167375), (12875, 158509), (14111, 144625), (17125, 119171), (28925, 70555), (33475, 60965), (44525, 45835)]