49869080

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{131}}^1\times {\mathrm{307}}^1$

素因数の和:480

約数の個数: 64

約数和(自身を含む): 117089280

約数和(自身を除く): 67220200

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 131, 155, 248, 262, 307, 310, 524, 614, 620, 655, 1048, 1228, 1240, 1310, 1535, 2456, 2620, 3070, 4061, 5240, 6140, 8122, 9517, 12280, 16244, 19034, 20305, 32488, 38068, 40217, 40610, 47585, 76136, 80434, 81220, 95170, 160868, 162440, 190340, 201085, 321736, 380680, 402170, 804340, 1246727, 1608680, 2493454, 4986908, 6233635, 9973816, 12467270, 24934540, 49869080]

約数ペア:

[(1, 49869080), (2, 24934540), (4, 12467270), (5, 9973816), (8, 6233635), (10, 4986908), (20, 2493454), (31, 1608680), (40, 1246727), (62, 804340), (124, 402170), (131, 380680), (155, 321736), (248, 201085), (262, 190340), (307, 162440), (310, 160868), (524, 95170), (614, 81220), (620, 80434), (655, 76136), (1048, 47585), (1228, 40610), (1240, 40217), (1310, 38068), (1535, 32488), (2456, 20305), (2620, 19034), (3070, 16244), (4061, 12280), (5240, 9517), (6140, 8122)]