51745860

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{431}}^1$

素因数の和:498

約数の個数: 144

約数和(自身を含む): 169827840

約数和(自身を除く): 118081980

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 23, 29, 30, 36, 45, 46, 58, 60, 69, 87, 90, 92, 115, 116, 138, 145, 174, 180, 207, 230, 261, 276, 290, 345, 348, 414, 431, 435, 460, 522, 580, 667, 690, 828, 862, 870, 1035, 1044, 1293, 1305, 1334, 1380, 1724, 1740, 2001, 2070, 2155, 2586, 2610, 2668, 3335, 3879, 4002, 4140, 4310, 5172, 5220, 6003, 6465, 6670, 7758, 8004, 8620, 9913, 10005, 12006, 12499, 12930, 13340, 15516, 19395, 19826, 20010, 24012, 24998, 25860, 29739, 30015, 37497, 38790, 39652, 40020, 49565, 49996, 59478, 60030, 62495, 74994, 77580, 89217, 99130, 112491, 118956, 120060, 124990, 148695, 149988, 178434, 187485, 198260, 224982, 249980, 287477, 297390, 356868, 374970, 446085, 449964, 562455, 574954, 594780, 749940, 862431, 892170, 1124910, 1149908, 1437385, 1724862, 1784340, 2249820, 2587293, 2874770, 3449724, 4312155, 5174586, 5749540, 8624310, 10349172, 12936465, 17248620, 25872930, 51745860]

約数ペア:

[(1, 51745860), (2, 25872930), (3, 17248620), (4, 12936465), (5, 10349172), (6, 8624310), (9, 5749540), (10, 5174586), (12, 4312155), (15, 3449724), (18, 2874770), (20, 2587293), (23, 2249820), (29, 1784340), (30, 1724862), (36, 1437385), (45, 1149908), (46, 1124910), (58, 892170), (60, 862431), (69, 749940), (87, 594780), (90, 574954), (92, 562455), (115, 449964), (116, 446085), (138, 374970), (145, 356868), (174, 297390), (180, 287477), (207, 249980), (230, 224982), (261, 198260), (276, 187485), (290, 178434), (345, 149988), (348, 148695), (414, 124990), (431, 120060), (435, 118956), (460, 112491), (522, 99130), (580, 89217), (667, 77580), (690, 74994), (828, 62495), (862, 60030), (870, 59478), (1035, 49996), (1044, 49565), (1293, 40020), (1305, 39652), (1334, 38790), (1380, 37497), (1724, 30015), (1740, 29739), (2001, 25860), (2070, 24998), (2155, 24012), (2586, 20010), (2610, 19826), (2668, 19395), (3335, 15516), (3879, 13340), (4002, 12930), (4140, 12499), (4310, 12006), (5172, 10005), (5220, 9913), (6003, 8620), (6465, 8004), (6670, 7758)]