7221500

素因数分解:

$2^2\times 5^3\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{101}}^1$

素因数の和:144

約数の個数: 96

約数和(自身を含む): 18712512

約数和(自身を除く): 11491012

約数列:

[1, 2, 4, 5, 10, 11, 13, 20, 22, 25, 26, 44, 50, 52, 55, 65, 100, 101, 110, 125, 130, 143, 202, 220, 250, 260, 275, 286, 325, 404, 500, 505, 550, 572, 650, 715, 1010, 1100, 1111, 1300, 1313, 1375, 1430, 1625, 2020, 2222, 2525, 2626, 2750, 2860, 3250, 3575, 4444, 5050, 5252, 5500, 5555, 6500, 6565, 7150, 10100, 11110, 12625, 13130, 14300, 14443, 17875, 22220, 25250, 26260, 27775, 28886, 32825, 35750, 50500, 55550, 57772, 65650, 71500, 72215, 111100, 131300, 138875, 144430, 164125, 277750, 288860, 328250, 361075, 555500, 656500, 722150, 1444300, 1805375, 3610750, 7221500]

約数ペア:

[(1, 7221500), (2, 3610750), (4, 1805375), (5, 1444300), (10, 722150), (11, 656500), (13, 555500), (20, 361075), (22, 328250), (25, 288860), (26, 277750), (44, 164125), (50, 144430), (52, 138875), (55, 131300), (65, 111100), (100, 72215), (101, 71500), (110, 65650), (125, 57772), (130, 55550), (143, 50500), (202, 35750), (220, 32825), (250, 28886), (260, 27775), (275, 26260), (286, 25250), (325, 22220), (404, 17875), (500, 14443), (505, 14300), (550, 13130), (572, 12625), (650, 11110), (715, 10100), (1010, 7150), (1100, 6565), (1111, 6500), (1300, 5555), (1313, 5500), (1375, 5252), (1430, 5050), (1625, 4444), (2020, 3575), (2222, 3250), (2525, 2860), (2626, 2750)]