30347500

素因数分解:

$2^2\times 5^4\times {\mathrm{61}}^1\times {\mathrm{199}}^1$

素因数の和:284

約数の個数: 60

約数和(自身を含む): 67790800

約数和(自身を除く): 37443300

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 61, 100, 122, 125, 199, 244, 250, 305, 398, 500, 610, 625, 796, 995, 1220, 1250, 1525, 1990, 2500, 3050, 3980, 4975, 6100, 7625, 9950, 12139, 15250, 19900, 24278, 24875, 30500, 38125, 48556, 49750, 60695, 76250, 99500, 121390, 124375, 152500, 242780, 248750, 303475, 497500, 606950, 1213900, 1517375, 3034750, 6069500, 7586875, 15173750, 30347500]

約数ペア:

[(1, 30347500), (2, 15173750), (4, 7586875), (5, 6069500), (10, 3034750), (20, 1517375), (25, 1213900), (50, 606950), (61, 497500), (100, 303475), (122, 248750), (125, 242780), (199, 152500), (244, 124375), (250, 121390), (305, 99500), (398, 76250), (500, 60695), (610, 49750), (625, 48556), (796, 38125), (995, 30500), (1220, 24875), (1250, 24278), (1525, 19900), (1990, 15250), (2500, 12139), (3050, 9950), (3980, 7625), (4975, 6100)]