53487200

素因数分解:

$2^5\times 5^2\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{139}}^1$

素因数の和:209

約数の個数: 144

約数和(自身を含む): 145459440

約数和(自身を除く): 91972240

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 25, 26, 32, 37, 40, 50, 52, 65, 74, 80, 100, 104, 130, 139, 148, 160, 185, 200, 208, 260, 278, 296, 325, 370, 400, 416, 481, 520, 556, 592, 650, 695, 740, 800, 925, 962, 1040, 1112, 1184, 1300, 1390, 1480, 1807, 1850, 1924, 2080, 2224, 2405, 2600, 2780, 2960, 3475, 3614, 3700, 3848, 4448, 4810, 5143, 5200, 5560, 5920, 6950, 7228, 7400, 7696, 9035, 9620, 10286, 10400, 11120, 12025, 13900, 14456, 14800, 15392, 18070, 19240, 20572, 22240, 24050, 25715, 27800, 28912, 29600, 36140, 38480, 41144, 45175, 48100, 51430, 55600, 57824, 66859, 72280, 76960, 82288, 90350, 96200, 102860, 111200, 128575, 133718, 144560, 164576, 180700, 192400, 205720, 257150, 267436, 289120, 334295, 361400, 384800, 411440, 514300, 534872, 668590, 722800, 822880, 1028600, 1069744, 1337180, 1445600, 1671475, 2057200, 2139488, 2674360, 3342950, 4114400, 5348720, 6685900, 10697440, 13371800, 26743600, 53487200]

約数ペア:

[(1, 53487200), (2, 26743600), (4, 13371800), (5, 10697440), (8, 6685900), (10, 5348720), (13, 4114400), (16, 3342950), (20, 2674360), (25, 2139488), (26, 2057200), (32, 1671475), (37, 1445600), (40, 1337180), (50, 1069744), (52, 1028600), (65, 822880), (74, 722800), (80, 668590), (100, 534872), (104, 514300), (130, 411440), (139, 384800), (148, 361400), (160, 334295), (185, 289120), (200, 267436), (208, 257150), (260, 205720), (278, 192400), (296, 180700), (325, 164576), (370, 144560), (400, 133718), (416, 128575), (481, 111200), (520, 102860), (556, 96200), (592, 90350), (650, 82288), (695, 76960), (740, 72280), (800, 66859), (925, 57824), (962, 55600), (1040, 51430), (1112, 48100), (1184, 45175), (1300, 41144), (1390, 38480), (1480, 36140), (1807, 29600), (1850, 28912), (1924, 27800), (2080, 25715), (2224, 24050), (2405, 22240), (2600, 20572), (2780, 19240), (2960, 18070), (3475, 15392), (3614, 14800), (3700, 14456), (3848, 13900), (4448, 12025), (4810, 11120), (5143, 10400), (5200, 10286), (5560, 9620), (5920, 9035), (6950, 7696), (7228, 7400)]