80738144

素因数分解:

$2^5\times {\mathrm{19}}^1\times {\mathrm{37}}^2\times {\mathrm{97}}^1$

素因数の和:200

約数の個数: 72

約数和(自身を含む): 173736360

約数和(自身を除く): 92998216

約数列:

[1, 2, 4, 8, 16, 19, 32, 37, 38, 74, 76, 97, 148, 152, 194, 296, 304, 388, 592, 608, 703, 776, 1184, 1369, 1406, 1552, 1843, 2738, 2812, 3104, 3589, 3686, 5476, 5624, 7178, 7372, 10952, 11248, 14356, 14744, 21904, 22496, 26011, 28712, 29488, 43808, 52022, 57424, 58976, 68191, 104044, 114848, 132793, 136382, 208088, 265586, 272764, 416176, 531172, 545528, 832352, 1062344, 1091056, 2124688, 2182112, 2523067, 4249376, 5046134, 10092268, 20184536, 40369072, 80738144]

約数ペア:

[(1, 80738144), (2, 40369072), (4, 20184536), (8, 10092268), (16, 5046134), (19, 4249376), (32, 2523067), (37, 2182112), (38, 2124688), (74, 1091056), (76, 1062344), (97, 832352), (148, 545528), (152, 531172), (194, 416176), (296, 272764), (304, 265586), (388, 208088), (592, 136382), (608, 132793), (703, 114848), (776, 104044), (1184, 68191), (1369, 58976), (1406, 57424), (1552, 52022), (1843, 43808), (2738, 29488), (2812, 28712), (3104, 26011), (3589, 22496), (3686, 21904), (5476, 14744), (5624, 14356), (7178, 11248), (7372, 10952)]