76787778

素因数分解:

$2^1\times 3^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{71}}^1\times {\mathrm{179}}^1$

素因数の和:327

約数の個数: 64

約数和(自身を含む): 167961600

約数和(自身を除く): 91173822

約数列:

[1, 2, 3, 6, 19, 38, 53, 57, 71, 106, 114, 142, 159, 179, 213, 318, 358, 426, 537, 1007, 1074, 1349, 2014, 2698, 3021, 3401, 3763, 4047, 6042, 6802, 7526, 8094, 9487, 10203, 11289, 12709, 18974, 20406, 22578, 25418, 28461, 38127, 56922, 71497, 76254, 142994, 180253, 214491, 241471, 360506, 428982, 482942, 540759, 673577, 724413, 1081518, 1347154, 1448826, 2020731, 4041462, 12797963, 25595926, 38393889, 76787778]

約数ペア:

[(1, 76787778), (2, 38393889), (3, 25595926), (6, 12797963), (19, 4041462), (38, 2020731), (53, 1448826), (57, 1347154), (71, 1081518), (106, 724413), (114, 673577), (142, 540759), (159, 482942), (179, 428982), (213, 360506), (318, 241471), (358, 214491), (426, 180253), (537, 142994), (1007, 76254), (1074, 71497), (1349, 56922), (2014, 38127), (2698, 28461), (3021, 25418), (3401, 22578), (3763, 20406), (4047, 18974), (6042, 12709), (6802, 11289), (7526, 10203), (8094, 9487)]