51975375

素因数分解:

$3^1\times 5^3\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{263}}^1$

素因数の和:329

約数の個数: 64

約数和(自身を含む): 94887936

約数和(自身を除く): 42912561

約数列:

[1, 3, 5, 15, 17, 25, 31, 51, 75, 85, 93, 125, 155, 255, 263, 375, 425, 465, 527, 775, 789, 1275, 1315, 1581, 2125, 2325, 2635, 3875, 3945, 4471, 6375, 6575, 7905, 8153, 11625, 13175, 13413, 19725, 22355, 24459, 32875, 39525, 40765, 65875, 67065, 98625, 111775, 122295, 138601, 197625, 203825, 335325, 415803, 558875, 611475, 693005, 1019125, 1676625, 2079015, 3057375, 3465025, 10395075, 17325125, 51975375]

約数ペア:

[(1, 51975375), (3, 17325125), (5, 10395075), (15, 3465025), (17, 3057375), (25, 2079015), (31, 1676625), (51, 1019125), (75, 693005), (85, 611475), (93, 558875), (125, 415803), (155, 335325), (255, 203825), (263, 197625), (375, 138601), (425, 122295), (465, 111775), (527, 98625), (775, 67065), (789, 65875), (1275, 40765), (1315, 39525), (1581, 32875), (2125, 24459), (2325, 22355), (2635, 19725), (3875, 13413), (3945, 13175), (4471, 11625), (6375, 8153), (6575, 7905)]