651048775

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{1787}}^1$

素因数の和:1888

約数の個数: 48

約数和(自身を含む): 931190400

約数和(自身を除く): 280141625

約数列:

[1, 5, 13, 19, 25, 59, 65, 95, 247, 295, 325, 475, 767, 1121, 1235, 1475, 1787, 3835, 5605, 6175, 8935, 14573, 19175, 23231, 28025, 33953, 44675, 72865, 105433, 116155, 169765, 364325, 441389, 527165, 580775, 848825, 1370629, 2003227, 2206945, 2635825, 6853145, 10016135, 11034725, 26041951, 34265725, 50080675, 130209755, 651048775]

約数ペア:

[(1, 651048775), (5, 130209755), (13, 50080675), (19, 34265725), (25, 26041951), (59, 11034725), (65, 10016135), (95, 6853145), (247, 2635825), (295, 2206945), (325, 2003227), (475, 1370629), (767, 848825), (1121, 580775), (1235, 527165), (1475, 441389), (1787, 364325), (3835, 169765), (5605, 116155), (6175, 105433), (8935, 72865), (14573, 44675), (19175, 33953), (23231, 28025)]