257152350

素因数分解:

$2^1\times 3^1\times 5^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{18839}}^1$

素因数の和:18874

約数の個数: 96

約数和(自身を含む): 784949760

約数和(自身を除く): 527797410

約数列:

[1, 2, 3, 5, 6, 7, 10, 13, 14, 15, 21, 25, 26, 30, 35, 39, 42, 50, 65, 70, 75, 78, 91, 105, 130, 150, 175, 182, 195, 210, 273, 325, 350, 390, 455, 525, 546, 650, 910, 975, 1050, 1365, 1950, 2275, 2730, 4550, 6825, 13650, 18839, 37678, 56517, 94195, 113034, 131873, 188390, 244907, 263746, 282585, 395619, 470975, 489814, 565170, 659365, 734721, 791238, 941950, 1224535, 1318730, 1412925, 1469442, 1714349, 1978095, 2449070, 2825850, 3296825, 3428698, 3673605, 3956190, 5143047, 6122675, 6593650, 7347210, 8571745, 9890475, 10286094, 12245350, 17143490, 18368025, 19780950, 25715235, 36736050, 42858725, 51430470, 85717450, 128576175, 257152350]

約数ペア:

[(1, 257152350), (2, 128576175), (3, 85717450), (5, 51430470), (6, 42858725), (7, 36736050), (10, 25715235), (13, 19780950), (14, 18368025), (15, 17143490), (21, 12245350), (25, 10286094), (26, 9890475), (30, 8571745), (35, 7347210), (39, 6593650), (42, 6122675), (50, 5143047), (65, 3956190), (70, 3673605), (75, 3428698), (78, 3296825), (91, 2825850), (105, 2449070), (130, 1978095), (150, 1714349), (175, 1469442), (182, 1412925), (195, 1318730), (210, 1224535), (273, 941950), (325, 791238), (350, 734721), (390, 659365), (455, 565170), (525, 489814), (546, 470975), (650, 395619), (910, 282585), (975, 263746), (1050, 244907), (1365, 188390), (1950, 131873), (2275, 113034), (2730, 94195), (4550, 56517), (6825, 37678), (13650, 18839)]