25459875

素因数分解:

$3^2\times 5^3\times 7^1\times {\mathrm{53}}^1\times {\mathrm{61}}^1$

素因数の和:142

約数の個数: 96

約数和(自身を含む): 54317952

約数和(自身を除く): 28858077

約数列:

[1, 3, 5, 7, 9, 15, 21, 25, 35, 45, 53, 61, 63, 75, 105, 125, 159, 175, 183, 225, 265, 305, 315, 371, 375, 427, 477, 525, 549, 795, 875, 915, 1113, 1125, 1281, 1325, 1525, 1575, 1855, 2135, 2385, 2625, 2745, 3233, 3339, 3843, 3975, 4575, 5565, 6405, 6625, 7625, 7875, 9275, 9699, 10675, 11925, 13725, 16165, 16695, 19215, 19875, 22631, 22875, 27825, 29097, 32025, 46375, 48495, 53375, 59625, 67893, 68625, 80825, 83475, 96075, 113155, 139125, 145485, 160125, 203679, 242475, 339465, 404125, 417375, 480375, 565775, 727425, 1018395, 1212375, 1697325, 2828875, 3637125, 5091975, 8486625, 25459875]

約数ペア:

[(1, 25459875), (3, 8486625), (5, 5091975), (7, 3637125), (9, 2828875), (15, 1697325), (21, 1212375), (25, 1018395), (35, 727425), (45, 565775), (53, 480375), (61, 417375), (63, 404125), (75, 339465), (105, 242475), (125, 203679), (159, 160125), (175, 145485), (183, 139125), (225, 113155), (265, 96075), (305, 83475), (315, 80825), (371, 68625), (375, 67893), (427, 59625), (477, 53375), (525, 48495), (549, 46375), (795, 32025), (875, 29097), (915, 27825), (1113, 22875), (1125, 22631), (1281, 19875), (1325, 19215), (1525, 16695), (1575, 16165), (1855, 13725), (2135, 11925), (2385, 10675), (2625, 9699), (2745, 9275), (3233, 7875), (3339, 7625), (3843, 6625), (3975, 6405), (4575, 5565)]