31748620

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{67}}^1$

素因数の和:167

約数の個数: 96

約数和(自身を含む): 75398400

約数和(自身を除く): 43649780

約数列:

[1, 2, 4, 5, 10, 19, 20, 29, 38, 43, 58, 67, 76, 86, 95, 116, 134, 145, 172, 190, 215, 268, 290, 335, 380, 430, 551, 580, 670, 817, 860, 1102, 1247, 1273, 1340, 1634, 1943, 2204, 2494, 2546, 2755, 2881, 3268, 3886, 4085, 4988, 5092, 5510, 5762, 6235, 6365, 7772, 8170, 9715, 11020, 11524, 12470, 12730, 14405, 16340, 19430, 23693, 24940, 25460, 28810, 36917, 38860, 47386, 54739, 57620, 73834, 83549, 94772, 109478, 118465, 147668, 167098, 184585, 218956, 236930, 273695, 334196, 369170, 417745, 473860, 547390, 738340, 835490, 1094780, 1587431, 1670980, 3174862, 6349724, 7937155, 15874310, 31748620]

約数ペア:

[(1, 31748620), (2, 15874310), (4, 7937155), (5, 6349724), (10, 3174862), (19, 1670980), (20, 1587431), (29, 1094780), (38, 835490), (43, 738340), (58, 547390), (67, 473860), (76, 417745), (86, 369170), (95, 334196), (116, 273695), (134, 236930), (145, 218956), (172, 184585), (190, 167098), (215, 147668), (268, 118465), (290, 109478), (335, 94772), (380, 83549), (430, 73834), (551, 57620), (580, 54739), (670, 47386), (817, 38860), (860, 36917), (1102, 28810), (1247, 25460), (1273, 24940), (1340, 23693), (1634, 19430), (1943, 16340), (2204, 14405), (2494, 12730), (2546, 12470), (2755, 11524), (2881, 11020), (3268, 9715), (3886, 8170), (4085, 7772), (4988, 6365), (5092, 6235), (5510, 5762)]