357912500

素因数分解:

$2^2\times 5^5\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{137}}^1$

素因数の和:196

約数の個数: 144

約数和(自身を含む): 905567040

約数和(自身を除く): 547654540

約数列:

[1, 2, 4, 5, 10, 11, 19, 20, 22, 25, 38, 44, 50, 55, 76, 95, 100, 110, 125, 137, 190, 209, 220, 250, 274, 275, 380, 418, 475, 500, 548, 550, 625, 685, 836, 950, 1045, 1100, 1250, 1370, 1375, 1507, 1900, 2090, 2375, 2500, 2603, 2740, 2750, 3014, 3125, 3425, 4180, 4750, 5206, 5225, 5500, 6028, 6250, 6850, 6875, 7535, 9500, 10412, 10450, 11875, 12500, 13015, 13700, 13750, 15070, 17125, 20900, 23750, 26030, 26125, 27500, 28633, 30140, 34250, 34375, 37675, 47500, 52060, 52250, 57266, 59375, 65075, 68500, 68750, 75350, 85625, 104500, 114532, 118750, 130150, 130625, 137500, 143165, 150700, 171250, 188375, 237500, 260300, 261250, 286330, 325375, 342500, 376750, 428125, 522500, 572660, 650750, 653125, 715825, 753500, 856250, 941875, 1301500, 1306250, 1431650, 1626875, 1712500, 1883750, 2612500, 2863300, 3253750, 3579125, 3767500, 4709375, 6507500, 7158250, 8134375, 9418750, 14316500, 16268750, 17895625, 18837500, 32537500, 35791250, 71582500, 89478125, 178956250, 357912500]

約数ペア:

[(1, 357912500), (2, 178956250), (4, 89478125), (5, 71582500), (10, 35791250), (11, 32537500), (19, 18837500), (20, 17895625), (22, 16268750), (25, 14316500), (38, 9418750), (44, 8134375), (50, 7158250), (55, 6507500), (76, 4709375), (95, 3767500), (100, 3579125), (110, 3253750), (125, 2863300), (137, 2612500), (190, 1883750), (209, 1712500), (220, 1626875), (250, 1431650), (274, 1306250), (275, 1301500), (380, 941875), (418, 856250), (475, 753500), (500, 715825), (548, 653125), (550, 650750), (625, 572660), (685, 522500), (836, 428125), (950, 376750), (1045, 342500), (1100, 325375), (1250, 286330), (1370, 261250), (1375, 260300), (1507, 237500), (1900, 188375), (2090, 171250), (2375, 150700), (2500, 143165), (2603, 137500), (2740, 130625), (2750, 130150), (3014, 118750), (3125, 114532), (3425, 104500), (4180, 85625), (4750, 75350), (5206, 68750), (5225, 68500), (5500, 65075), (6028, 59375), (6250, 57266), (6850, 52250), (6875, 52060), (7535, 47500), (9500, 37675), (10412, 34375), (10450, 34250), (11875, 30140), (12500, 28633), (13015, 27500), (13700, 26125), (13750, 26030), (15070, 23750), (17125, 20900)]