657180890

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{67}}^1\times {\mathrm{149}}^1\times {\mathrm{227}}^1$

素因数の和:479

約数の個数: 64

約数和(自身を含む): 1255824000

約数和(自身を除く): 598643110

約数列:

[1, 2, 5, 10, 29, 58, 67, 134, 145, 149, 227, 290, 298, 335, 454, 670, 745, 1135, 1490, 1943, 2270, 3886, 4321, 6583, 8642, 9715, 9983, 13166, 15209, 19430, 19966, 21605, 30418, 32915, 33823, 43210, 49915, 65830, 67646, 76045, 99830, 152090, 169115, 289507, 338230, 441061, 579014, 882122, 980867, 1447535, 1961734, 2205305, 2266141, 2895070, 4410610, 4532282, 4904335, 9808670, 11330705, 22661410, 65718089, 131436178, 328590445, 657180890]

約数ペア:

[(1, 657180890), (2, 328590445), (5, 131436178), (10, 65718089), (29, 22661410), (58, 11330705), (67, 9808670), (134, 4904335), (145, 4532282), (149, 4410610), (227, 2895070), (290, 2266141), (298, 2205305), (335, 1961734), (454, 1447535), (670, 980867), (745, 882122), (1135, 579014), (1490, 441061), (1943, 338230), (2270, 289507), (3886, 169115), (4321, 152090), (6583, 99830), (8642, 76045), (9715, 67646), (9983, 65830), (13166, 49915), (15209, 43210), (19430, 33823), (19966, 32915), (21605, 30418)]