151796225

素因数分解:

$5^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{643}}^1$

素因数の和:750

約数の個数: 48

約数和(自身を含む): 229985280

約数和(自身を除く): 78189055

約数列:

[1, 5, 7, 19, 25, 35, 71, 95, 133, 175, 355, 475, 497, 643, 665, 1349, 1775, 2485, 3215, 3325, 4501, 6745, 9443, 12217, 12425, 16075, 22505, 33725, 45653, 47215, 61085, 85519, 112525, 228265, 236075, 305425, 319571, 427595, 867407, 1141325, 1597855, 2137975, 4337035, 6071849, 7989275, 21685175, 30359245, 151796225]

約数ペア:

[(1, 151796225), (5, 30359245), (7, 21685175), (19, 7989275), (25, 6071849), (35, 4337035), (71, 2137975), (95, 1597855), (133, 1141325), (175, 867407), (355, 427595), (475, 319571), (497, 305425), (643, 236075), (665, 228265), (1349, 112525), (1775, 85519), (2485, 61085), (3215, 47215), (3325, 45653), (4501, 33725), (6745, 22505), (9443, 16075), (12217, 12425)]