1640802750

素因数分解:

$2^1\times 3^1\times 5^3\times {\mathrm{23}}^1\times {\mathrm{73}}^1\times {\mathrm{1303}}^1$

素因数の和:1419

約数の個数: 128

約数和(自身を含む): 4335372288

約数和(自身を除く): 2694569538

約数列:

[1, 2, 3, 5, 6, 10, 15, 23, 25, 30, 46, 50, 69, 73, 75, 115, 125, 138, 146, 150, 219, 230, 250, 345, 365, 375, 438, 575, 690, 730, 750, 1095, 1150, 1303, 1679, 1725, 1825, 2190, 2606, 2875, 3358, 3450, 3650, 3909, 5037, 5475, 5750, 6515, 7818, 8395, 8625, 9125, 10074, 10950, 13030, 16790, 17250, 18250, 19545, 25185, 27375, 29969, 32575, 39090, 41975, 50370, 54750, 59938, 65150, 83950, 89907, 95119, 97725, 125925, 149845, 162875, 179814, 190238, 195450, 209875, 251850, 285357, 299690, 325750, 419750, 449535, 475595, 488625, 570714, 629625, 749225, 899070, 951190, 977250, 1259250, 1426785, 1498450, 2187737, 2247675, 2377975, 2853570, 3746125, 4375474, 4495350, 4755950, 6563211, 7133925, 7492250, 10938685, 11238375, 11889875, 13126422, 14267850, 21877370, 22476750, 23779750, 32816055, 35669625, 54693425, 65632110, 71339250, 109386850, 164080275, 273467125, 328160550, 546934250, 820401375, 1640802750]

約数ペア:

[(1, 1640802750), (2, 820401375), (3, 546934250), (5, 328160550), (6, 273467125), (10, 164080275), (15, 109386850), (23, 71339250), (25, 65632110), (30, 54693425), (46, 35669625), (50, 32816055), (69, 23779750), (73, 22476750), (75, 21877370), (115, 14267850), (125, 13126422), (138, 11889875), (146, 11238375), (150, 10938685), (219, 7492250), (230, 7133925), (250, 6563211), (345, 4755950), (365, 4495350), (375, 4375474), (438, 3746125), (575, 2853570), (690, 2377975), (730, 2247675), (750, 2187737), (1095, 1498450), (1150, 1426785), (1303, 1259250), (1679, 977250), (1725, 951190), (1825, 899070), (2190, 749225), (2606, 629625), (2875, 570714), (3358, 488625), (3450, 475595), (3650, 449535), (3909, 419750), (5037, 325750), (5475, 299690), (5750, 285357), (6515, 251850), (7818, 209875), (8395, 195450), (8625, 190238), (9125, 179814), (10074, 162875), (10950, 149845), (13030, 125925), (16790, 97725), (17250, 95119), (18250, 89907), (19545, 83950), (25185, 65150), (27375, 59938), (29969, 54750), (32575, 50370), (39090, 41975)]