849765800

素因数分解:

$2^3\times 5^2\times {\mathrm{13}}^2\times {\mathrm{31}}^1\times {\mathrm{811}}^1$

素因数の和:884

約数の個数: 144

約数和(自身を含む): 2211108480

約数和(自身を除く): 1361342680

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 25, 26, 31, 40, 50, 52, 62, 65, 100, 104, 124, 130, 155, 169, 200, 248, 260, 310, 325, 338, 403, 520, 620, 650, 676, 775, 806, 811, 845, 1240, 1300, 1352, 1550, 1612, 1622, 1690, 2015, 2600, 3100, 3224, 3244, 3380, 4030, 4055, 4225, 5239, 6200, 6488, 6760, 8060, 8110, 8450, 10075, 10478, 10543, 16120, 16220, 16900, 20150, 20275, 20956, 21086, 25141, 26195, 32440, 33800, 40300, 40550, 41912, 42172, 50282, 52390, 52715, 80600, 81100, 84344, 100564, 104780, 105430, 125705, 130975, 137059, 162200, 201128, 209560, 210860, 251410, 261950, 263575, 274118, 326833, 421720, 502820, 523900, 527150, 548236, 628525, 653666, 685295, 1005640, 1047800, 1054300, 1096472, 1257050, 1307332, 1370590, 1634165, 2108600, 2514100, 2614664, 2741180, 3268330, 3426475, 4248829, 5028200, 5482360, 6536660, 6852950, 8170825, 8497658, 13073320, 13705900, 16341650, 16995316, 21244145, 27411800, 32683300, 33990632, 42488290, 65366600, 84976580, 106220725, 169953160, 212441450, 424882900, 849765800]

約数ペア:

[(1, 849765800), (2, 424882900), (4, 212441450), (5, 169953160), (8, 106220725), (10, 84976580), (13, 65366600), (20, 42488290), (25, 33990632), (26, 32683300), (31, 27411800), (40, 21244145), (50, 16995316), (52, 16341650), (62, 13705900), (65, 13073320), (100, 8497658), (104, 8170825), (124, 6852950), (130, 6536660), (155, 5482360), (169, 5028200), (200, 4248829), (248, 3426475), (260, 3268330), (310, 2741180), (325, 2614664), (338, 2514100), (403, 2108600), (520, 1634165), (620, 1370590), (650, 1307332), (676, 1257050), (775, 1096472), (806, 1054300), (811, 1047800), (845, 1005640), (1240, 685295), (1300, 653666), (1352, 628525), (1550, 548236), (1612, 527150), (1622, 523900), (1690, 502820), (2015, 421720), (2600, 326833), (3100, 274118), (3224, 263575), (3244, 261950), (3380, 251410), (4030, 210860), (4055, 209560), (4225, 201128), (5239, 162200), (6200, 137059), (6488, 130975), (6760, 125705), (8060, 105430), (8110, 104780), (8450, 100564), (10075, 84344), (10478, 81100), (10543, 80600), (16120, 52715), (16220, 52390), (16900, 50282), (20150, 42172), (20275, 41912), (20956, 40550), (21086, 40300), (25141, 33800), (26195, 32440)]