40478750

素因数分解:

$2^1\times 5^4\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{53}}^1$

素因数の和:135

約数の個数: 80

約数和(自身を含む): 85022784

約数和(自身を除く): 44544034

約数列:

[1, 2, 5, 10, 13, 25, 26, 47, 50, 53, 65, 94, 106, 125, 130, 235, 250, 265, 325, 470, 530, 611, 625, 650, 689, 1175, 1222, 1250, 1325, 1378, 1625, 2350, 2491, 2650, 3055, 3250, 3445, 4982, 5875, 6110, 6625, 6890, 8125, 11750, 12455, 13250, 15275, 16250, 17225, 24910, 29375, 30550, 32383, 33125, 34450, 58750, 62275, 64766, 66250, 76375, 86125, 124550, 152750, 161915, 172250, 311375, 323830, 381875, 430625, 622750, 763750, 809575, 861250, 1556875, 1619150, 3113750, 4047875, 8095750, 20239375, 40478750]

約数ペア:

[(1, 40478750), (2, 20239375), (5, 8095750), (10, 4047875), (13, 3113750), (25, 1619150), (26, 1556875), (47, 861250), (50, 809575), (53, 763750), (65, 622750), (94, 430625), (106, 381875), (125, 323830), (130, 311375), (235, 172250), (250, 161915), (265, 152750), (325, 124550), (470, 86125), (530, 76375), (611, 66250), (625, 64766), (650, 62275), (689, 58750), (1175, 34450), (1222, 33125), (1250, 32383), (1325, 30550), (1378, 29375), (1625, 24910), (2350, 17225), (2491, 16250), (2650, 15275), (3055, 13250), (3250, 12455), (3445, 11750), (4982, 8125), (5875, 6890), (6110, 6625)]