87184400

素因数分解:

$2^4\times 5^2\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{89}}^1$

素因数の和:217

約数の個数: 120

約数和(自身を含む): 221414400

約数和(自身を除く): 134230000

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 31, 40, 50, 62, 79, 80, 89, 100, 124, 155, 158, 178, 200, 248, 310, 316, 356, 395, 400, 445, 496, 620, 632, 712, 775, 790, 890, 1240, 1264, 1424, 1550, 1580, 1780, 1975, 2225, 2449, 2480, 2759, 3100, 3160, 3560, 3950, 4450, 4898, 5518, 6200, 6320, 7031, 7120, 7900, 8900, 9796, 11036, 12245, 12400, 13795, 14062, 15800, 17800, 19592, 22072, 24490, 27590, 28124, 31600, 35155, 35600, 39184, 44144, 48980, 55180, 56248, 61225, 68975, 70310, 97960, 110360, 112496, 122450, 137950, 140620, 175775, 195920, 217961, 220720, 244900, 275900, 281240, 351550, 435922, 489800, 551800, 562480, 703100, 871844, 979600, 1089805, 1103600, 1406200, 1743688, 2179610, 2812400, 3487376, 4359220, 5449025, 8718440, 10898050, 17436880, 21796100, 43592200, 87184400]

約数ペア:

[(1, 87184400), (2, 43592200), (4, 21796100), (5, 17436880), (8, 10898050), (10, 8718440), (16, 5449025), (20, 4359220), (25, 3487376), (31, 2812400), (40, 2179610), (50, 1743688), (62, 1406200), (79, 1103600), (80, 1089805), (89, 979600), (100, 871844), (124, 703100), (155, 562480), (158, 551800), (178, 489800), (200, 435922), (248, 351550), (310, 281240), (316, 275900), (356, 244900), (395, 220720), (400, 217961), (445, 195920), (496, 175775), (620, 140620), (632, 137950), (712, 122450), (775, 112496), (790, 110360), (890, 97960), (1240, 70310), (1264, 68975), (1424, 61225), (1550, 56248), (1580, 55180), (1780, 48980), (1975, 44144), (2225, 39184), (2449, 35600), (2480, 35155), (2759, 31600), (3100, 28124), (3160, 27590), (3560, 24490), (3950, 22072), (4450, 19592), (4898, 17800), (5518, 15800), (6200, 14062), (6320, 13795), (7031, 12400), (7120, 12245), (7900, 11036), (8900, 9796)]