316021725

素因数分解:

$3^2\times 5^2\times {\mathrm{23}}^1\times {\mathrm{79}}^1\times {\mathrm{773}}^1$

素因数の和:891

約数の個数: 72

約数和(自身を含む): 598890240

約数和(自身を除く): 282868515

約数列:

[1, 3, 5, 9, 15, 23, 25, 45, 69, 75, 79, 115, 207, 225, 237, 345, 395, 575, 711, 773, 1035, 1185, 1725, 1817, 1975, 2319, 3555, 3865, 5175, 5451, 5925, 6957, 9085, 11595, 16353, 17775, 17779, 19325, 27255, 34785, 45425, 53337, 57975, 61067, 81765, 88895, 136275, 160011, 173925, 183201, 266685, 305335, 408825, 444475, 549603, 800055, 916005, 1333425, 1404541, 1526675, 2748015, 4000275, 4213623, 4580025, 7022705, 12640869, 13740075, 21068115, 35113525, 63204345, 105340575, 316021725]

約数ペア:

[(1, 316021725), (3, 105340575), (5, 63204345), (9, 35113525), (15, 21068115), (23, 13740075), (25, 12640869), (45, 7022705), (69, 4580025), (75, 4213623), (79, 4000275), (115, 2748015), (207, 1526675), (225, 1404541), (237, 1333425), (345, 916005), (395, 800055), (575, 549603), (711, 444475), (773, 408825), (1035, 305335), (1185, 266685), (1725, 183201), (1817, 173925), (1975, 160011), (2319, 136275), (3555, 88895), (3865, 81765), (5175, 61067), (5451, 57975), (5925, 53337), (6957, 45425), (9085, 34785), (11595, 27255), (16353, 19325), (17775, 17779)]