51468255

素因数分解:

$3^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{89}}^1\times {\mathrm{181}}^1$

素因数の和:352

約数の個数: 48

約数和(自身を含む): 91990080

約数和(自身を除く): 40521825

約数列:

[1, 3, 5, 9, 15, 45, 71, 89, 181, 213, 267, 355, 445, 543, 639, 801, 905, 1065, 1335, 1629, 2715, 3195, 4005, 6319, 8145, 12851, 16109, 18957, 31595, 38553, 48327, 56871, 64255, 80545, 94785, 115659, 144981, 192765, 241635, 284355, 578295, 724905, 1143739, 3431217, 5718695, 10293651, 17156085, 51468255]

約数ペア:

[(1, 51468255), (3, 17156085), (5, 10293651), (9, 5718695), (15, 3431217), (45, 1143739), (71, 724905), (89, 578295), (181, 284355), (213, 241635), (267, 192765), (355, 144981), (445, 115659), (543, 94785), (639, 80545), (801, 64255), (905, 56871), (1065, 48327), (1335, 38553), (1629, 31595), (2715, 18957), (3195, 16109), (4005, 12851), (6319, 8145)]