85938400

素因数分解:

$2^5\times 5^2\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{89}}^1$

素因数の和:197

約数の個数: 144

約数和(自身を含む): 227797920

約数和(自身を除く): 141859520

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 25, 32, 34, 40, 50, 68, 71, 80, 85, 89, 100, 136, 142, 160, 170, 178, 200, 272, 284, 340, 355, 356, 400, 425, 445, 544, 568, 680, 710, 712, 800, 850, 890, 1136, 1207, 1360, 1420, 1424, 1513, 1700, 1775, 1780, 2225, 2272, 2414, 2720, 2840, 2848, 3026, 3400, 3550, 3560, 4450, 4828, 5680, 6035, 6052, 6319, 6800, 7100, 7120, 7565, 8900, 9656, 11360, 12070, 12104, 12638, 13600, 14200, 14240, 15130, 17800, 19312, 24140, 24208, 25276, 28400, 30175, 30260, 31595, 35600, 37825, 38624, 48280, 48416, 50552, 56800, 60350, 60520, 63190, 71200, 75650, 96560, 101104, 107423, 120700, 121040, 126380, 151300, 157975, 193120, 202208, 214846, 241400, 242080, 252760, 302600, 315950, 429692, 482800, 505520, 537115, 605200, 631900, 859384, 965600, 1011040, 1074230, 1210400, 1263800, 1718768, 2148460, 2527600, 2685575, 3437536, 4296920, 5055200, 5371150, 8593840, 10742300, 17187680, 21484600, 42969200, 85938400]

約数ペア:

[(1, 85938400), (2, 42969200), (4, 21484600), (5, 17187680), (8, 10742300), (10, 8593840), (16, 5371150), (17, 5055200), (20, 4296920), (25, 3437536), (32, 2685575), (34, 2527600), (40, 2148460), (50, 1718768), (68, 1263800), (71, 1210400), (80, 1074230), (85, 1011040), (89, 965600), (100, 859384), (136, 631900), (142, 605200), (160, 537115), (170, 505520), (178, 482800), (200, 429692), (272, 315950), (284, 302600), (340, 252760), (355, 242080), (356, 241400), (400, 214846), (425, 202208), (445, 193120), (544, 157975), (568, 151300), (680, 126380), (710, 121040), (712, 120700), (800, 107423), (850, 101104), (890, 96560), (1136, 75650), (1207, 71200), (1360, 63190), (1420, 60520), (1424, 60350), (1513, 56800), (1700, 50552), (1775, 48416), (1780, 48280), (2225, 38624), (2272, 37825), (2414, 35600), (2720, 31595), (2840, 30260), (2848, 30175), (3026, 28400), (3400, 25276), (3550, 24208), (3560, 24140), (4450, 19312), (4828, 17800), (5680, 15130), (6035, 14240), (6052, 14200), (6319, 13600), (6800, 12638), (7100, 12104), (7120, 12070), (7565, 11360), (8900, 9656)]