83712400

素因数分解:

$2^4\times 5^2\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{157}}^1$

素因数の和:249

約数の個数: 120

約数和(自身を含む): 213787904

約数和(自身を除く): 130075504

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 31, 40, 43, 50, 62, 80, 86, 100, 124, 155, 157, 172, 200, 215, 248, 310, 314, 344, 400, 430, 496, 620, 628, 688, 775, 785, 860, 1075, 1240, 1256, 1333, 1550, 1570, 1720, 2150, 2480, 2512, 2666, 3100, 3140, 3440, 3925, 4300, 4867, 5332, 6200, 6280, 6665, 6751, 7850, 8600, 9734, 10664, 12400, 12560, 13330, 13502, 15700, 17200, 19468, 21328, 24335, 26660, 27004, 31400, 33325, 33755, 38936, 48670, 53320, 54008, 62800, 66650, 67510, 77872, 97340, 106640, 108016, 121675, 133300, 135020, 168775, 194680, 209281, 243350, 266600, 270040, 337550, 389360, 418562, 486700, 533200, 540080, 675100, 837124, 973400, 1046405, 1350200, 1674248, 1946800, 2092810, 2700400, 3348496, 4185620, 5232025, 8371240, 10464050, 16742480, 20928100, 41856200, 83712400]

約数ペア:

[(1, 83712400), (2, 41856200), (4, 20928100), (5, 16742480), (8, 10464050), (10, 8371240), (16, 5232025), (20, 4185620), (25, 3348496), (31, 2700400), (40, 2092810), (43, 1946800), (50, 1674248), (62, 1350200), (80, 1046405), (86, 973400), (100, 837124), (124, 675100), (155, 540080), (157, 533200), (172, 486700), (200, 418562), (215, 389360), (248, 337550), (310, 270040), (314, 266600), (344, 243350), (400, 209281), (430, 194680), (496, 168775), (620, 135020), (628, 133300), (688, 121675), (775, 108016), (785, 106640), (860, 97340), (1075, 77872), (1240, 67510), (1256, 66650), (1333, 62800), (1550, 54008), (1570, 53320), (1720, 48670), (2150, 38936), (2480, 33755), (2512, 33325), (2666, 31400), (3100, 27004), (3140, 26660), (3440, 24335), (3925, 21328), (4300, 19468), (4867, 17200), (5332, 15700), (6200, 13502), (6280, 13330), (6665, 12560), (6751, 12400), (7850, 10664), (8600, 9734)]