25577325

素因数分解:

$3^2\times 5^2\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{193}}^1$

素因数の和:259

約数の個数: 72

約数和(自身を含む): 50036480

約数和(自身を除く): 24459155

約数列:

[1, 3, 5, 9, 15, 19, 25, 31, 45, 57, 75, 93, 95, 155, 171, 193, 225, 279, 285, 465, 475, 579, 589, 775, 855, 965, 1395, 1425, 1737, 1767, 2325, 2895, 2945, 3667, 4275, 4825, 5301, 5983, 6975, 8685, 8835, 11001, 14475, 14725, 17949, 18335, 26505, 29915, 33003, 43425, 44175, 53847, 55005, 89745, 91675, 113677, 132525, 149575, 165015, 269235, 275025, 341031, 448725, 568385, 825075, 1023093, 1346175, 1705155, 2841925, 5115465, 8525775, 25577325]

約数ペア:

[(1, 25577325), (3, 8525775), (5, 5115465), (9, 2841925), (15, 1705155), (19, 1346175), (25, 1023093), (31, 825075), (45, 568385), (57, 448725), (75, 341031), (93, 275025), (95, 269235), (155, 165015), (171, 149575), (193, 132525), (225, 113677), (279, 91675), (285, 89745), (465, 55005), (475, 53847), (579, 44175), (589, 43425), (775, 33003), (855, 29915), (965, 26505), (1395, 18335), (1425, 17949), (1737, 14725), (1767, 14475), (2325, 11001), (2895, 8835), (2945, 8685), (3667, 6975), (4275, 5983), (4825, 5301)]