351411250

素因数分解:

$2^1\times 5^4\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{719}}^1$

素因数の和:781

約数の個数: 80

約数和(自身を含む): 728766720

約数和(自身を除く): 377355470

約数列:

[1, 2, 5, 10, 17, 23, 25, 34, 46, 50, 85, 115, 125, 170, 230, 250, 391, 425, 575, 625, 719, 782, 850, 1150, 1250, 1438, 1955, 2125, 2875, 3595, 3910, 4250, 5750, 7190, 9775, 10625, 12223, 14375, 16537, 17975, 19550, 21250, 24446, 28750, 33074, 35950, 48875, 61115, 82685, 89875, 97750, 122230, 165370, 179750, 244375, 281129, 305575, 413425, 449375, 488750, 562258, 611150, 826850, 898750, 1405645, 1527875, 2067125, 2811290, 3055750, 4134250, 7028225, 7639375, 10335625, 14056450, 15278750, 20671250, 35141125, 70282250, 175705625, 351411250]

約数ペア:

[(1, 351411250), (2, 175705625), (5, 70282250), (10, 35141125), (17, 20671250), (23, 15278750), (25, 14056450), (34, 10335625), (46, 7639375), (50, 7028225), (85, 4134250), (115, 3055750), (125, 2811290), (170, 2067125), (230, 1527875), (250, 1405645), (391, 898750), (425, 826850), (575, 611150), (625, 562258), (719, 488750), (782, 449375), (850, 413425), (1150, 305575), (1250, 281129), (1438, 244375), (1955, 179750), (2125, 165370), (2875, 122230), (3595, 97750), (3910, 89875), (4250, 82685), (5750, 61115), (7190, 48875), (9775, 35950), (10625, 33074), (12223, 28750), (14375, 24446), (16537, 21250), (17975, 19550)]