71642412

素因数分解:

$2^2\times 3^2\times {\mathrm{29}}^1\times {\mathrm{163}}^1\times {\mathrm{421}}^1$

素因数の和:623

約数の個数: 72

約数和(自身を含む): 188937840

約数和(自身を除く): 117295428

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 29, 36, 58, 87, 116, 163, 174, 261, 326, 348, 421, 489, 522, 652, 842, 978, 1044, 1263, 1467, 1684, 1956, 2526, 2934, 3789, 4727, 5052, 5868, 7578, 9454, 12209, 14181, 15156, 18908, 24418, 28362, 36627, 42543, 48836, 56724, 68623, 73254, 85086, 109881, 137246, 146508, 170172, 205869, 219762, 274492, 411738, 439524, 617607, 823476, 1235214, 1990067, 2470428, 3980134, 5970201, 7960268, 11940402, 17910603, 23880804, 35821206, 71642412]

約数ペア:

[(1, 71642412), (2, 35821206), (3, 23880804), (4, 17910603), (6, 11940402), (9, 7960268), (12, 5970201), (18, 3980134), (29, 2470428), (36, 1990067), (58, 1235214), (87, 823476), (116, 617607), (163, 439524), (174, 411738), (261, 274492), (326, 219762), (348, 205869), (421, 170172), (489, 146508), (522, 137246), (652, 109881), (842, 85086), (978, 73254), (1044, 68623), (1263, 56724), (1467, 48836), (1684, 42543), (1956, 36627), (2526, 28362), (2934, 24418), (3789, 18908), (4727, 15156), (5052, 14181), (5868, 12209), (7578, 9454)]