8122310

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{197}}^1$

素因数の和:261

約数の個数: 64

約数和(自身を含む): 18247680

約数和(自身を除く): 10125370

約数列:

[1, 2, 5, 7, 10, 14, 19, 31, 35, 38, 62, 70, 95, 133, 155, 190, 197, 217, 266, 310, 394, 434, 589, 665, 985, 1085, 1178, 1330, 1379, 1970, 2170, 2758, 2945, 3743, 4123, 5890, 6107, 6895, 7486, 8246, 12214, 13790, 18715, 20615, 26201, 30535, 37430, 41230, 42749, 52402, 61070, 85498, 116033, 131005, 213745, 232066, 262010, 427490, 580165, 812231, 1160330, 1624462, 4061155, 8122310]

約数ペア:

[(1, 8122310), (2, 4061155), (5, 1624462), (7, 1160330), (10, 812231), (14, 580165), (19, 427490), (31, 262010), (35, 232066), (38, 213745), (62, 131005), (70, 116033), (95, 85498), (133, 61070), (155, 52402), (190, 42749), (197, 41230), (217, 37430), (266, 30535), (310, 26201), (394, 20615), (434, 18715), (589, 13790), (665, 12214), (985, 8246), (1085, 7486), (1178, 6895), (1330, 6107), (1379, 5890), (1970, 4123), (2170, 3743), (2758, 2945)]