64008800

素因数分解:

$2^5\times 5^2\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{89}}^1$

素因数の和:169

約数の個数: 144

約数和(自身を含む): 168739200

約数和(自身を除く): 104730400

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 29, 31, 32, 40, 50, 58, 62, 80, 89, 100, 116, 124, 145, 155, 160, 178, 200, 232, 248, 290, 310, 356, 400, 445, 464, 496, 580, 620, 712, 725, 775, 800, 890, 899, 928, 992, 1160, 1240, 1424, 1450, 1550, 1780, 1798, 2225, 2320, 2480, 2581, 2759, 2848, 2900, 3100, 3560, 3596, 4450, 4495, 4640, 4960, 5162, 5518, 5800, 6200, 7120, 7192, 8900, 8990, 10324, 11036, 11600, 12400, 12905, 13795, 14240, 14384, 17800, 17980, 20648, 22072, 22475, 23200, 24800, 25810, 27590, 28768, 35600, 35960, 41296, 44144, 44950, 51620, 55180, 64525, 68975, 71200, 71920, 80011, 82592, 88288, 89900, 103240, 110360, 129050, 137950, 143840, 160022, 179800, 206480, 220720, 258100, 275900, 320044, 359600, 400055, 412960, 441440, 516200, 551800, 640088, 719200, 800110, 1032400, 1103600, 1280176, 1600220, 2000275, 2064800, 2207200, 2560352, 3200440, 4000550, 6400880, 8001100, 12801760, 16002200, 32004400, 64008800]

約数ペア:

[(1, 64008800), (2, 32004400), (4, 16002200), (5, 12801760), (8, 8001100), (10, 6400880), (16, 4000550), (20, 3200440), (25, 2560352), (29, 2207200), (31, 2064800), (32, 2000275), (40, 1600220), (50, 1280176), (58, 1103600), (62, 1032400), (80, 800110), (89, 719200), (100, 640088), (116, 551800), (124, 516200), (145, 441440), (155, 412960), (160, 400055), (178, 359600), (200, 320044), (232, 275900), (248, 258100), (290, 220720), (310, 206480), (356, 179800), (400, 160022), (445, 143840), (464, 137950), (496, 129050), (580, 110360), (620, 103240), (712, 89900), (725, 88288), (775, 82592), (800, 80011), (890, 71920), (899, 71200), (928, 68975), (992, 64525), (1160, 55180), (1240, 51620), (1424, 44950), (1450, 44144), (1550, 41296), (1780, 35960), (1798, 35600), (2225, 28768), (2320, 27590), (2480, 25810), (2581, 24800), (2759, 23200), (2848, 22475), (2900, 22072), (3100, 20648), (3560, 17980), (3596, 17800), (4450, 14384), (4495, 14240), (4640, 13795), (4960, 12905), (5162, 12400), (5518, 11600), (5800, 11036), (6200, 10324), (7120, 8990), (7192, 8900)]