313486520

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{53}}^1\times {\mathrm{5099}}^1$

素因数の和:5192

約数の個数: 64

約数和(自身を含む): 743580000

約数和(自身を除く): 430093480

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 40, 53, 58, 106, 116, 145, 212, 232, 265, 290, 424, 530, 580, 1060, 1160, 1537, 2120, 3074, 5099, 6148, 7685, 10198, 12296, 15370, 20396, 25495, 30740, 40792, 50990, 61480, 101980, 147871, 203960, 270247, 295742, 540494, 591484, 739355, 1080988, 1182968, 1351235, 1478710, 2161976, 2702470, 2957420, 5404940, 5914840, 7837163, 10809880, 15674326, 31348652, 39185815, 62697304, 78371630, 156743260, 313486520]

約数ペア:

[(1, 313486520), (2, 156743260), (4, 78371630), (5, 62697304), (8, 39185815), (10, 31348652), (20, 15674326), (29, 10809880), (40, 7837163), (53, 5914840), (58, 5404940), (106, 2957420), (116, 2702470), (145, 2161976), (212, 1478710), (232, 1351235), (265, 1182968), (290, 1080988), (424, 739355), (530, 591484), (580, 540494), (1060, 295742), (1160, 270247), (1537, 203960), (2120, 147871), (3074, 101980), (5099, 61480), (6148, 50990), (7685, 40792), (10198, 30740), (12296, 25495), (15370, 20396)]