20973750

素因数分解:

$2^1\times 3^1\times 5^4\times 7^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1$

素因数の和:96

約数の個数: 160

約数和(自身を含む): 64779264

約数和(自身を除く): 43805514

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 17, 21, 25, 30, 34, 35, 42, 47, 50, 51, 70, 75, 85, 94, 102, 105, 119, 125, 141, 150, 170, 175, 210, 235, 238, 250, 255, 282, 329, 350, 357, 375, 425, 470, 510, 525, 595, 625, 658, 705, 714, 750, 799, 850, 875, 987, 1050, 1175, 1190, 1250, 1275, 1410, 1598, 1645, 1750, 1785, 1875, 1974, 2125, 2350, 2397, 2550, 2625, 2975, 3290, 3525, 3570, 3750, 3995, 4250, 4375, 4794, 4935, 5250, 5593, 5875, 5950, 6375, 7050, 7990, 8225, 8750, 8925, 9870, 10625, 11186, 11750, 11985, 12750, 13125, 14875, 16450, 16779, 17625, 17850, 19975, 21250, 23970, 24675, 26250, 27965, 29375, 29750, 31875, 33558, 35250, 39950, 41125, 44625, 49350, 55930, 58750, 59925, 63750, 74375, 82250, 83895, 88125, 89250, 99875, 119850, 123375, 139825, 148750, 167790, 176250, 199750, 205625, 223125, 246750, 279650, 299625, 411250, 419475, 446250, 499375, 599250, 616875, 699125, 838950, 998750, 1233750, 1398250, 1498125, 2097375, 2996250, 3495625, 4194750, 6991250, 10486875, 20973750]

約数ペア:

[(1, 20973750), (2, 10486875), (3, 6991250), (5, 4194750), (6, 3495625), (7, 2996250), (10, 2097375), (14, 1498125), (15, 1398250), (17, 1233750), (21, 998750), (25, 838950), (30, 699125), (34, 616875), (35, 599250), (42, 499375), (47, 446250), (50, 419475), (51, 411250), (70, 299625), (75, 279650), (85, 246750), (94, 223125), (102, 205625), (105, 199750), (119, 176250), (125, 167790), (141, 148750), (150, 139825), (170, 123375), (175, 119850), (210, 99875), (235, 89250), (238, 88125), (250, 83895), (255, 82250), (282, 74375), (329, 63750), (350, 59925), (357, 58750), (375, 55930), (425, 49350), (470, 44625), (510, 41125), (525, 39950), (595, 35250), (625, 33558), (658, 31875), (705, 29750), (714, 29375), (750, 27965), (799, 26250), (850, 24675), (875, 23970), (987, 21250), (1050, 19975), (1175, 17850), (1190, 17625), (1250, 16779), (1275, 16450), (1410, 14875), (1598, 13125), (1645, 12750), (1750, 11985), (1785, 11750), (1875, 11186), (1974, 10625), (2125, 9870), (2350, 8925), (2397, 8750), (2550, 8225), (2625, 7990), (2975, 7050), (3290, 6375), (3525, 5950), (3570, 5875), (3750, 5593), (3995, 5250), (4250, 4935), (4375, 4794)]