80728836

素因数分解:

$2^2\times 3^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{67}}^1\times {\mathrm{79}}^1$

素因数の和:225

約数の個数: 96

約数和(自身を含む): 204718080

約数和(自身を除く): 123989244

約数列:

[1, 2, 3, 4, 6, 12, 31, 41, 62, 67, 79, 82, 93, 123, 124, 134, 158, 164, 186, 201, 237, 246, 268, 316, 372, 402, 474, 492, 804, 948, 1271, 2077, 2449, 2542, 2747, 3239, 3813, 4154, 4898, 5084, 5293, 5494, 6231, 6478, 7347, 7626, 8241, 8308, 9717, 9796, 10586, 10988, 12462, 12956, 14694, 15252, 15879, 16482, 19434, 21172, 24924, 29388, 31758, 32964, 38868, 63516, 85157, 100409, 164083, 170314, 200818, 217013, 255471, 301227, 328166, 340628, 401636, 434026, 492249, 510942, 602454, 651039, 656332, 868052, 984498, 1021884, 1204908, 1302078, 1968996, 2604156, 6727403, 13454806, 20182209, 26909612, 40364418, 80728836]

約数ペア:

[(1, 80728836), (2, 40364418), (3, 26909612), (4, 20182209), (6, 13454806), (12, 6727403), (31, 2604156), (41, 1968996), (62, 1302078), (67, 1204908), (79, 1021884), (82, 984498), (93, 868052), (123, 656332), (124, 651039), (134, 602454), (158, 510942), (164, 492249), (186, 434026), (201, 401636), (237, 340628), (246, 328166), (268, 301227), (316, 255471), (372, 217013), (402, 200818), (474, 170314), (492, 164083), (804, 100409), (948, 85157), (1271, 63516), (2077, 38868), (2449, 32964), (2542, 31758), (2747, 29388), (3239, 24924), (3813, 21172), (4154, 19434), (4898, 16482), (5084, 15879), (5293, 15252), (5494, 14694), (6231, 12956), (6478, 12462), (7347, 10988), (7626, 10586), (8241, 9796), (8308, 9717)]