51145675

素因数分解:

$5^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{97}}^1\times {\mathrm{131}}^1$

素因数の和:268

約数の個数: 48

約数和(自身を含む): 76995072

約数和(自身を除く): 25849397

約数列:

[1, 5, 7, 23, 25, 35, 97, 115, 131, 161, 175, 485, 575, 655, 679, 805, 917, 2231, 2425, 3013, 3275, 3395, 4025, 4585, 11155, 12707, 15065, 15617, 16975, 21091, 22925, 55775, 63535, 75325, 78085, 88949, 105455, 292261, 317675, 390425, 444745, 527275, 1461305, 2045827, 2223725, 7306525, 10229135, 51145675]

約数ペア:

[(1, 51145675), (5, 10229135), (7, 7306525), (23, 2223725), (25, 2045827), (35, 1461305), (97, 527275), (115, 444745), (131, 390425), (161, 317675), (175, 292261), (485, 105455), (575, 88949), (655, 78085), (679, 75325), (805, 63535), (917, 55775), (2231, 22925), (2425, 21091), (3013, 16975), (3275, 15617), (3395, 15065), (4025, 12707), (4585, 11155)]