15681350

素因数分解:

$2^1\times 5^2\times {\mathrm{31}}^1\times {\mathrm{67}}^1\times {\mathrm{151}}^1$

素因数の和:261

約数の個数: 48

約数和(自身を含む): 30759936

約数和(自身を除く): 15078586

約数列:

[1, 2, 5, 10, 25, 31, 50, 62, 67, 134, 151, 155, 302, 310, 335, 670, 755, 775, 1510, 1550, 1675, 2077, 3350, 3775, 4154, 4681, 7550, 9362, 10117, 10385, 20234, 20770, 23405, 46810, 50585, 51925, 101170, 103850, 117025, 234050, 252925, 313627, 505850, 627254, 1568135, 3136270, 7840675, 15681350]

約数ペア:

[(1, 15681350), (2, 7840675), (5, 3136270), (10, 1568135), (25, 627254), (31, 505850), (50, 313627), (62, 252925), (67, 234050), (134, 117025), (151, 103850), (155, 101170), (302, 51925), (310, 50585), (335, 46810), (670, 23405), (755, 20770), (775, 20234), (1510, 10385), (1550, 10117), (1675, 9362), (2077, 7550), (3350, 4681), (3775, 4154)]