158783000

素因数分解:

$2^3\times 5^3\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{137}}^1$

素因数の和:238

約数の個数: 128

約数和(自身を含む): 400420800

約数和(自身を除く): 241637800

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 25, 38, 40, 50, 61, 76, 95, 100, 122, 125, 137, 152, 190, 200, 244, 250, 274, 305, 380, 475, 488, 500, 548, 610, 685, 760, 950, 1000, 1096, 1159, 1220, 1370, 1525, 1900, 2318, 2375, 2440, 2603, 2740, 3050, 3425, 3800, 4636, 4750, 5206, 5480, 5795, 6100, 6850, 7625, 8357, 9272, 9500, 10412, 11590, 12200, 13015, 13700, 15250, 16714, 17125, 19000, 20824, 23180, 26030, 27400, 28975, 30500, 33428, 34250, 41785, 46360, 52060, 57950, 61000, 65075, 66856, 68500, 83570, 104120, 115900, 130150, 137000, 144875, 158783, 167140, 208925, 231800, 260300, 289750, 317566, 325375, 334280, 417850, 520600, 579500, 635132, 650750, 793915, 835700, 1044625, 1159000, 1270264, 1301500, 1587830, 1671400, 2089250, 2603000, 3175660, 3969575, 4178500, 6351320, 7939150, 8357000, 15878300, 19847875, 31756600, 39695750, 79391500, 158783000]

約数ペア:

[(1, 158783000), (2, 79391500), (4, 39695750), (5, 31756600), (8, 19847875), (10, 15878300), (19, 8357000), (20, 7939150), (25, 6351320), (38, 4178500), (40, 3969575), (50, 3175660), (61, 2603000), (76, 2089250), (95, 1671400), (100, 1587830), (122, 1301500), (125, 1270264), (137, 1159000), (152, 1044625), (190, 835700), (200, 793915), (244, 650750), (250, 635132), (274, 579500), (305, 520600), (380, 417850), (475, 334280), (488, 325375), (500, 317566), (548, 289750), (610, 260300), (685, 231800), (760, 208925), (950, 167140), (1000, 158783), (1096, 144875), (1159, 137000), (1220, 130150), (1370, 115900), (1525, 104120), (1900, 83570), (2318, 68500), (2375, 66856), (2440, 65075), (2603, 61000), (2740, 57950), (3050, 52060), (3425, 46360), (3800, 41785), (4636, 34250), (4750, 33428), (5206, 30500), (5480, 28975), (5795, 27400), (6100, 26030), (6850, 23180), (7625, 20824), (8357, 19000), (9272, 17125), (9500, 16714), (10412, 15250), (11590, 13700), (12200, 13015)]