30108700

素因数分解:

$2^2\times 5^2\times {\mathrm{17}}^1\times {\mathrm{89}}^1\times {\mathrm{199}}^1$

素因数の和:319

約数の個数: 72

約数和(自身を含む): 70308000

約数和(自身を除く): 40199300

約数列:

[1, 2, 4, 5, 10, 17, 20, 25, 34, 50, 68, 85, 89, 100, 170, 178, 199, 340, 356, 398, 425, 445, 796, 850, 890, 995, 1513, 1700, 1780, 1990, 2225, 3026, 3383, 3980, 4450, 4975, 6052, 6766, 7565, 8900, 9950, 13532, 15130, 16915, 17711, 19900, 30260, 33830, 35422, 37825, 67660, 70844, 75650, 84575, 88555, 151300, 169150, 177110, 301087, 338300, 354220, 442775, 602174, 885550, 1204348, 1505435, 1771100, 3010870, 6021740, 7527175, 15054350, 30108700]

約数ペア:

[(1, 30108700), (2, 15054350), (4, 7527175), (5, 6021740), (10, 3010870), (17, 1771100), (20, 1505435), (25, 1204348), (34, 885550), (50, 602174), (68, 442775), (85, 354220), (89, 338300), (100, 301087), (170, 177110), (178, 169150), (199, 151300), (340, 88555), (356, 84575), (398, 75650), (425, 70844), (445, 67660), (796, 37825), (850, 35422), (890, 33830), (995, 30260), (1513, 19900), (1700, 17711), (1780, 16915), (1990, 15130), (2225, 13532), (3026, 9950), (3383, 8900), (3980, 7565), (4450, 6766), (4975, 6052)]