25649880

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{53}}^1\times {\mathrm{109}}^1$

素因数の和:213

約数の個数: 128

約数和(自身を含む): 81259200

約数和(自身を除く): 55609320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 37, 40, 53, 60, 74, 106, 109, 111, 120, 148, 159, 185, 212, 218, 222, 265, 296, 318, 327, 370, 424, 436, 444, 530, 545, 555, 636, 654, 740, 795, 872, 888, 1060, 1090, 1110, 1272, 1308, 1480, 1590, 1635, 1961, 2120, 2180, 2220, 2616, 3180, 3270, 3922, 4033, 4360, 4440, 5777, 5883, 6360, 6540, 7844, 8066, 9805, 11554, 11766, 12099, 13080, 15688, 16132, 17331, 19610, 20165, 23108, 23532, 24198, 28885, 29415, 32264, 34662, 39220, 40330, 46216, 47064, 48396, 57770, 58830, 60495, 69324, 78440, 80660, 86655, 96792, 115540, 117660, 120990, 138648, 161320, 173310, 213749, 231080, 235320, 241980, 346620, 427498, 483960, 641247, 693240, 854996, 1068745, 1282494, 1709992, 2137490, 2564988, 3206235, 4274980, 5129976, 6412470, 8549960, 12824940, 25649880]

約数ペア:

[(1, 25649880), (2, 12824940), (3, 8549960), (4, 6412470), (5, 5129976), (6, 4274980), (8, 3206235), (10, 2564988), (12, 2137490), (15, 1709992), (20, 1282494), (24, 1068745), (30, 854996), (37, 693240), (40, 641247), (53, 483960), (60, 427498), (74, 346620), (106, 241980), (109, 235320), (111, 231080), (120, 213749), (148, 173310), (159, 161320), (185, 138648), (212, 120990), (218, 117660), (222, 115540), (265, 96792), (296, 86655), (318, 80660), (327, 78440), (370, 69324), (424, 60495), (436, 58830), (444, 57770), (530, 48396), (545, 47064), (555, 46216), (636, 40330), (654, 39220), (740, 34662), (795, 32264), (872, 29415), (888, 28885), (1060, 24198), (1090, 23532), (1110, 23108), (1272, 20165), (1308, 19610), (1480, 17331), (1590, 16132), (1635, 15688), (1961, 13080), (2120, 12099), (2180, 11766), (2220, 11554), (2616, 9805), (3180, 8066), (3270, 7844), (3922, 6540), (4033, 6360), (4360, 5883), (4440, 5777)]