40005500

素因数分解:

$2^2\times 5^3\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{89}}^1$

素因数の和:168

約数の個数: 96

約数和(自身を含む): 94348800

約数和(自身を除く): 54343300

約数列:

[1, 2, 4, 5, 10, 20, 25, 29, 31, 50, 58, 62, 89, 100, 116, 124, 125, 145, 155, 178, 250, 290, 310, 356, 445, 500, 580, 620, 725, 775, 890, 899, 1450, 1550, 1780, 1798, 2225, 2581, 2759, 2900, 3100, 3596, 3625, 3875, 4450, 4495, 5162, 5518, 7250, 7750, 8900, 8990, 10324, 11036, 11125, 12905, 13795, 14500, 15500, 17980, 22250, 22475, 25810, 27590, 44500, 44950, 51620, 55180, 64525, 68975, 80011, 89900, 112375, 129050, 137950, 160022, 224750, 258100, 275900, 320044, 322625, 344875, 400055, 449500, 645250, 689750, 800110, 1290500, 1379500, 1600220, 2000275, 4000550, 8001100, 10001375, 20002750, 40005500]

約数ペア:

[(1, 40005500), (2, 20002750), (4, 10001375), (5, 8001100), (10, 4000550), (20, 2000275), (25, 1600220), (29, 1379500), (31, 1290500), (50, 800110), (58, 689750), (62, 645250), (89, 449500), (100, 400055), (116, 344875), (124, 322625), (125, 320044), (145, 275900), (155, 258100), (178, 224750), (250, 160022), (290, 137950), (310, 129050), (356, 112375), (445, 89900), (500, 80011), (580, 68975), (620, 64525), (725, 55180), (775, 51620), (890, 44950), (899, 44500), (1450, 27590), (1550, 25810), (1780, 22475), (1798, 22250), (2225, 17980), (2581, 15500), (2759, 14500), (2900, 13795), (3100, 12905), (3596, 11125), (3625, 11036), (3875, 10324), (4450, 8990), (4495, 8900), (5162, 7750), (5518, 7250)]