91987664

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{227}}^1$

素因数の和:328

約数の個数: 80

約数和(自身を含む): 199034880

約数和(自身を除く): 107047216

約数列:

[1, 2, 4, 8, 16, 19, 31, 38, 43, 62, 76, 86, 124, 152, 172, 227, 248, 304, 344, 454, 496, 589, 688, 817, 908, 1178, 1333, 1634, 1816, 2356, 2666, 3268, 3632, 4313, 4712, 5332, 6536, 7037, 8626, 9424, 9761, 10664, 13072, 14074, 17252, 19522, 21328, 25327, 28148, 34504, 39044, 50654, 56296, 69008, 78088, 101308, 112592, 133703, 156176, 185459, 202616, 267406, 302591, 370918, 405232, 534812, 605182, 741836, 1069624, 1210364, 1483672, 2139248, 2420728, 2967344, 4841456, 5749229, 11498458, 22996916, 45993832, 91987664]

約数ペア:

[(1, 91987664), (2, 45993832), (4, 22996916), (8, 11498458), (16, 5749229), (19, 4841456), (31, 2967344), (38, 2420728), (43, 2139248), (62, 1483672), (76, 1210364), (86, 1069624), (124, 741836), (152, 605182), (172, 534812), (227, 405232), (248, 370918), (304, 302591), (344, 267406), (454, 202616), (496, 185459), (589, 156176), (688, 133703), (817, 112592), (908, 101308), (1178, 78088), (1333, 69008), (1634, 56296), (1816, 50654), (2356, 39044), (2666, 34504), (3268, 28148), (3632, 25327), (4313, 21328), (4712, 19522), (5332, 17252), (6536, 14074), (7037, 13072), (8626, 10664), (9424, 9761)]