12256425

素因数分解:

$3^2\times 5^2\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{61}}^1$

素因数の和:143

約数の個数: 72

約数和(自身を含む): 23986560

約数和(自身を除く): 11730135

約数列:

[1, 3, 5, 9, 15, 19, 25, 45, 47, 57, 61, 75, 95, 141, 171, 183, 225, 235, 285, 305, 423, 475, 549, 705, 855, 893, 915, 1159, 1175, 1425, 1525, 2115, 2679, 2745, 2867, 3477, 3525, 4275, 4465, 4575, 5795, 8037, 8601, 10431, 10575, 13395, 13725, 14335, 17385, 22325, 25803, 28975, 40185, 43005, 52155, 54473, 66975, 71675, 86925, 129015, 163419, 200925, 215025, 260775, 272365, 490257, 645075, 817095, 1361825, 2451285, 4085475, 12256425]

約数ペア:

[(1, 12256425), (3, 4085475), (5, 2451285), (9, 1361825), (15, 817095), (19, 645075), (25, 490257), (45, 272365), (47, 260775), (57, 215025), (61, 200925), (75, 163419), (95, 129015), (141, 86925), (171, 71675), (183, 66975), (225, 54473), (235, 52155), (285, 43005), (305, 40185), (423, 28975), (475, 25803), (549, 22325), (705, 17385), (855, 14335), (893, 13725), (915, 13395), (1159, 10575), (1175, 10431), (1425, 8601), (1525, 8037), (2115, 5795), (2679, 4575), (2745, 4465), (2867, 4275), (3477, 3525)]