130405000

素因数分解:

$2^3\times 5^4\times {\mathrm{11}}^1\times {\mathrm{2371}}^1$

素因数の和:2408

約数の個数: 80

約数和(自身を含む): 333455760

約数和(自身を除く): 203050760

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 25, 40, 44, 50, 55, 88, 100, 110, 125, 200, 220, 250, 275, 440, 500, 550, 625, 1000, 1100, 1250, 1375, 2200, 2371, 2500, 2750, 4742, 5000, 5500, 6875, 9484, 11000, 11855, 13750, 18968, 23710, 26081, 27500, 47420, 52162, 55000, 59275, 94840, 104324, 118550, 130405, 208648, 237100, 260810, 296375, 474200, 521620, 592750, 652025, 1043240, 1185500, 1304050, 1481875, 2371000, 2608100, 2963750, 3260125, 5216200, 5927500, 6520250, 11855000, 13040500, 16300625, 26081000, 32601250, 65202500, 130405000]

約数ペア:

[(1, 130405000), (2, 65202500), (4, 32601250), (5, 26081000), (8, 16300625), (10, 13040500), (11, 11855000), (20, 6520250), (22, 5927500), (25, 5216200), (40, 3260125), (44, 2963750), (50, 2608100), (55, 2371000), (88, 1481875), (100, 1304050), (110, 1185500), (125, 1043240), (200, 652025), (220, 592750), (250, 521620), (275, 474200), (440, 296375), (500, 260810), (550, 237100), (625, 208648), (1000, 130405), (1100, 118550), (1250, 104324), (1375, 94840), (2200, 59275), (2371, 55000), (2500, 52162), (2750, 47420), (4742, 27500), (5000, 26081), (5500, 23710), (6875, 18968), (9484, 13750), (11000, 11855)]