68897600

素因数分解:

$2^6\times 5^2\times {\mathrm{17}}^2\times {\mathrm{149}}^1$

素因数の和:205

約数の個数: 126

約数和(自身を含む): 181298850

約数和(自身を除く): 112401250

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 25, 32, 34, 40, 50, 64, 68, 80, 85, 100, 136, 149, 160, 170, 200, 272, 289, 298, 320, 340, 400, 425, 544, 578, 596, 680, 745, 800, 850, 1088, 1156, 1192, 1360, 1445, 1490, 1600, 1700, 2312, 2384, 2533, 2720, 2890, 2980, 3400, 3725, 4624, 4768, 5066, 5440, 5780, 5960, 6800, 7225, 7450, 9248, 9536, 10132, 11560, 11920, 12665, 13600, 14450, 14900, 18496, 20264, 23120, 23840, 25330, 27200, 28900, 29800, 40528, 43061, 46240, 47680, 50660, 57800, 59600, 63325, 81056, 86122, 92480, 101320, 115600, 119200, 126650, 162112, 172244, 202640, 215305, 231200, 238400, 253300, 344488, 405280, 430610, 462400, 506600, 688976, 810560, 861220, 1013200, 1076525, 1377952, 1722440, 2026400, 2153050, 2755904, 3444880, 4052800, 4306100, 6889760, 8612200, 13779520, 17224400, 34448800, 68897600]

約数ペア:

[(1, 68897600), (2, 34448800), (4, 17224400), (5, 13779520), (8, 8612200), (10, 6889760), (16, 4306100), (17, 4052800), (20, 3444880), (25, 2755904), (32, 2153050), (34, 2026400), (40, 1722440), (50, 1377952), (64, 1076525), (68, 1013200), (80, 861220), (85, 810560), (100, 688976), (136, 506600), (149, 462400), (160, 430610), (170, 405280), (200, 344488), (272, 253300), (289, 238400), (298, 231200), (320, 215305), (340, 202640), (400, 172244), (425, 162112), (544, 126650), (578, 119200), (596, 115600), (680, 101320), (745, 92480), (800, 86122), (850, 81056), (1088, 63325), (1156, 59600), (1192, 57800), (1360, 50660), (1445, 47680), (1490, 46240), (1600, 43061), (1700, 40528), (2312, 29800), (2384, 28900), (2533, 27200), (2720, 25330), (2890, 23840), (2980, 23120), (3400, 20264), (3725, 18496), (4624, 14900), (4768, 14450), (5066, 13600), (5440, 12665), (5780, 11920), (5960, 11560), (6800, 10132), (7225, 9536), (7450, 9248)]