87800700

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{479}}^1$

素因数の和:556

約数の個数: 144

約数和(自身を含む): 279982080

約数和(自身を除く): 192181380

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 25, 26, 30, 39, 47, 50, 52, 60, 65, 75, 78, 94, 100, 130, 141, 150, 156, 188, 195, 235, 260, 282, 300, 325, 390, 470, 479, 564, 611, 650, 705, 780, 940, 958, 975, 1175, 1222, 1300, 1410, 1437, 1833, 1916, 1950, 2350, 2395, 2444, 2820, 2874, 3055, 3525, 3666, 3900, 4700, 4790, 5748, 6110, 6227, 7050, 7185, 7332, 9165, 9580, 11975, 12220, 12454, 14100, 14370, 15275, 18330, 18681, 22513, 23950, 24908, 28740, 30550, 31135, 35925, 36660, 37362, 45026, 45825, 47900, 61100, 62270, 67539, 71850, 74724, 90052, 91650, 93405, 112565, 124540, 135078, 143700, 155675, 183300, 186810, 225130, 270156, 292669, 311350, 337695, 373620, 450260, 467025, 562825, 585338, 622700, 675390, 878007, 934050, 1125650, 1170676, 1350780, 1463345, 1688475, 1756014, 1868100, 2251300, 2926690, 3376950, 3512028, 4390035, 5853380, 6753900, 7316725, 8780070, 14633450, 17560140, 21950175, 29266900, 43900350, 87800700]

約数ペア:

[(1, 87800700), (2, 43900350), (3, 29266900), (4, 21950175), (5, 17560140), (6, 14633450), (10, 8780070), (12, 7316725), (13, 6753900), (15, 5853380), (20, 4390035), (25, 3512028), (26, 3376950), (30, 2926690), (39, 2251300), (47, 1868100), (50, 1756014), (52, 1688475), (60, 1463345), (65, 1350780), (75, 1170676), (78, 1125650), (94, 934050), (100, 878007), (130, 675390), (141, 622700), (150, 585338), (156, 562825), (188, 467025), (195, 450260), (235, 373620), (260, 337695), (282, 311350), (300, 292669), (325, 270156), (390, 225130), (470, 186810), (479, 183300), (564, 155675), (611, 143700), (650, 135078), (705, 124540), (780, 112565), (940, 93405), (958, 91650), (975, 90052), (1175, 74724), (1222, 71850), (1300, 67539), (1410, 62270), (1437, 61100), (1833, 47900), (1916, 45825), (1950, 45026), (2350, 37362), (2395, 36660), (2444, 35925), (2820, 31135), (2874, 30550), (3055, 28740), (3525, 24908), (3666, 23950), (3900, 22513), (4700, 18681), (4790, 18330), (5748, 15275), (6110, 14370), (6227, 14100), (7050, 12454), (7185, 12220), (7332, 11975), (9165, 9580)]