49039000

素因数分解:

$2^3\times 5^3\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{89}}^1$

素因数の和:158

約数の個数: 128

約数和(自身を含む): 126360000

約数和(自身を除く): 77321000

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 25, 29, 38, 40, 50, 58, 76, 89, 95, 100, 116, 125, 145, 152, 178, 190, 200, 232, 250, 290, 356, 380, 445, 475, 500, 551, 580, 712, 725, 760, 890, 950, 1000, 1102, 1160, 1450, 1691, 1780, 1900, 2204, 2225, 2375, 2581, 2755, 2900, 3382, 3560, 3625, 3800, 4408, 4450, 4750, 5162, 5510, 5800, 6764, 7250, 8455, 8900, 9500, 10324, 11020, 11125, 12905, 13528, 13775, 14500, 16910, 17800, 19000, 20648, 22040, 22250, 25810, 27550, 29000, 33820, 42275, 44500, 49039, 51620, 55100, 64525, 67640, 68875, 84550, 89000, 98078, 103240, 110200, 129050, 137750, 169100, 196156, 211375, 245195, 258100, 275500, 322625, 338200, 392312, 422750, 490390, 516200, 551000, 645250, 845500, 980780, 1225975, 1290500, 1691000, 1961560, 2451950, 2581000, 4903900, 6129875, 9807800, 12259750, 24519500, 49039000]

約数ペア:

[(1, 49039000), (2, 24519500), (4, 12259750), (5, 9807800), (8, 6129875), (10, 4903900), (19, 2581000), (20, 2451950), (25, 1961560), (29, 1691000), (38, 1290500), (40, 1225975), (50, 980780), (58, 845500), (76, 645250), (89, 551000), (95, 516200), (100, 490390), (116, 422750), (125, 392312), (145, 338200), (152, 322625), (178, 275500), (190, 258100), (200, 245195), (232, 211375), (250, 196156), (290, 169100), (356, 137750), (380, 129050), (445, 110200), (475, 103240), (500, 98078), (551, 89000), (580, 84550), (712, 68875), (725, 67640), (760, 64525), (890, 55100), (950, 51620), (1000, 49039), (1102, 44500), (1160, 42275), (1450, 33820), (1691, 29000), (1780, 27550), (1900, 25810), (2204, 22250), (2225, 22040), (2375, 20648), (2581, 19000), (2755, 17800), (2900, 16910), (3382, 14500), (3560, 13775), (3625, 13528), (3800, 12905), (4408, 11125), (4450, 11020), (4750, 10324), (5162, 9500), (5510, 8900), (5800, 8455), (6764, 7250)]