222301775

素因数分解:

$5^2\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{359}}^1$

素因数の和:464

約数の個数: 48

約数和(自身を含む): 308551680

約数和(自身を除く): 86249905

約数列:

[1, 5, 17, 25, 31, 47, 85, 155, 235, 359, 425, 527, 775, 799, 1175, 1457, 1795, 2635, 3995, 6103, 7285, 8975, 11129, 13175, 16873, 19975, 24769, 30515, 36425, 55645, 84365, 123845, 152575, 189193, 278225, 286841, 421825, 523063, 619225, 945965, 1434205, 2615315, 4729825, 7171025, 8892071, 13076575, 44460355, 222301775]

約数ペア:

[(1, 222301775), (5, 44460355), (17, 13076575), (25, 8892071), (31, 7171025), (47, 4729825), (85, 2615315), (155, 1434205), (235, 945965), (359, 619225), (425, 523063), (527, 421825), (775, 286841), (799, 278225), (1175, 189193), (1457, 152575), (1795, 123845), (2635, 84365), (3995, 55645), (6103, 36425), (7285, 30515), (8975, 24769), (11129, 19975), (13175, 16873)]