397641900

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{77969}}^1$

素因数の和:78003

約数の個数: 72

約数和(自身を含む): 1218203280

約数和(自身を除く): 820561380

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 17, 20, 25, 30, 34, 50, 51, 60, 68, 75, 85, 100, 102, 150, 170, 204, 255, 300, 340, 425, 510, 850, 1020, 1275, 1700, 2550, 5100, 77969, 155938, 233907, 311876, 389845, 467814, 779690, 935628, 1169535, 1325473, 1559380, 1949225, 2339070, 2650946, 3898450, 3976419, 4678140, 5301892, 5847675, 6627365, 7796900, 7952838, 11695350, 13254730, 15905676, 19882095, 23390700, 26509460, 33136825, 39764190, 66273650, 79528380, 99410475, 132547300, 198820950, 397641900]

約数ペア:

[(1, 397641900), (2, 198820950), (3, 132547300), (4, 99410475), (5, 79528380), (6, 66273650), (10, 39764190), (12, 33136825), (15, 26509460), (17, 23390700), (20, 19882095), (25, 15905676), (30, 13254730), (34, 11695350), (50, 7952838), (51, 7796900), (60, 6627365), (68, 5847675), (75, 5301892), (85, 4678140), (100, 3976419), (102, 3898450), (150, 2650946), (170, 2339070), (204, 1949225), (255, 1559380), (300, 1325473), (340, 1169535), (425, 935628), (510, 779690), (850, 467814), (1020, 389845), (1275, 311876), (1700, 233907), (2550, 155938), (5100, 77969)]