51869200

素因数分解:

$2^4\times 5^2\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{89}}^1$

素因数の和:185

約数の個数: 120

約数和(自身を含む): 132848640

約数和(自身を除く): 80979440

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 31, 40, 47, 50, 62, 80, 89, 94, 100, 124, 155, 178, 188, 200, 235, 248, 310, 356, 376, 400, 445, 470, 496, 620, 712, 752, 775, 890, 940, 1175, 1240, 1424, 1457, 1550, 1780, 1880, 2225, 2350, 2480, 2759, 2914, 3100, 3560, 3760, 4183, 4450, 4700, 5518, 5828, 6200, 7120, 7285, 8366, 8900, 9400, 11036, 11656, 12400, 13795, 14570, 16732, 17800, 18800, 20915, 22072, 23312, 27590, 29140, 33464, 35600, 36425, 41830, 44144, 55180, 58280, 66928, 68975, 72850, 83660, 104575, 110360, 116560, 129673, 137950, 145700, 167320, 209150, 220720, 259346, 275900, 291400, 334640, 418300, 518692, 551800, 582800, 648365, 836600, 1037384, 1103600, 1296730, 1673200, 2074768, 2593460, 3241825, 5186920, 6483650, 10373840, 12967300, 25934600, 51869200]

約数ペア:

[(1, 51869200), (2, 25934600), (4, 12967300), (5, 10373840), (8, 6483650), (10, 5186920), (16, 3241825), (20, 2593460), (25, 2074768), (31, 1673200), (40, 1296730), (47, 1103600), (50, 1037384), (62, 836600), (80, 648365), (89, 582800), (94, 551800), (100, 518692), (124, 418300), (155, 334640), (178, 291400), (188, 275900), (200, 259346), (235, 220720), (248, 209150), (310, 167320), (356, 145700), (376, 137950), (400, 129673), (445, 116560), (470, 110360), (496, 104575), (620, 83660), (712, 72850), (752, 68975), (775, 66928), (890, 58280), (940, 55180), (1175, 44144), (1240, 41830), (1424, 36425), (1457, 35600), (1550, 33464), (1780, 29140), (1880, 27590), (2225, 23312), (2350, 22072), (2480, 20915), (2759, 18800), (2914, 17800), (3100, 16732), (3560, 14570), (3760, 13795), (4183, 12400), (4450, 11656), (4700, 11036), (5518, 9400), (5828, 8900), (6200, 8366), (7120, 7285)]