31573190

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{197}}^1$

素因数の和:293

約数の個数: 64

約数和(自身を含む): 65691648

約数和(自身を除く): 34118458

約数列:

[1, 2, 5, 10, 11, 22, 31, 47, 55, 62, 94, 110, 155, 197, 235, 310, 341, 394, 470, 517, 682, 985, 1034, 1457, 1705, 1970, 2167, 2585, 2914, 3410, 4334, 5170, 6107, 7285, 9259, 10835, 12214, 14570, 16027, 18518, 21670, 30535, 32054, 46295, 61070, 67177, 80135, 92590, 101849, 134354, 160270, 203698, 287029, 335885, 509245, 574058, 671770, 1018490, 1435145, 2870290, 3157319, 6314638, 15786595, 31573190]

約数ペア:

[(1, 31573190), (2, 15786595), (5, 6314638), (10, 3157319), (11, 2870290), (22, 1435145), (31, 1018490), (47, 671770), (55, 574058), (62, 509245), (94, 335885), (110, 287029), (155, 203698), (197, 160270), (235, 134354), (310, 101849), (341, 92590), (394, 80135), (470, 67177), (517, 61070), (682, 46295), (985, 32054), (1034, 30535), (1457, 21670), (1705, 18518), (1970, 16027), (2167, 14570), (2585, 12214), (2914, 10835), (3410, 9259), (4334, 7285), (5170, 6107)]