28765350

素因数分解:

$2^1\times 3^2\times 5^2\times {\mathrm{97}}^1\times {\mathrm{659}}^1$

素因数の和:774

約数の個数: 72

約数和(自身を含む): 78198120

約数和(自身を除く): 49432770

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 25, 30, 45, 50, 75, 90, 97, 150, 194, 225, 291, 450, 485, 582, 659, 873, 970, 1318, 1455, 1746, 1977, 2425, 2910, 3295, 3954, 4365, 4850, 5931, 6590, 7275, 8730, 9885, 11862, 14550, 16475, 19770, 21825, 29655, 32950, 43650, 49425, 59310, 63923, 98850, 127846, 148275, 191769, 296550, 319615, 383538, 575307, 639230, 958845, 1150614, 1598075, 1917690, 2876535, 3196150, 4794225, 5753070, 9588450, 14382675, 28765350]

約数ペア:

[(1, 28765350), (2, 14382675), (3, 9588450), (5, 5753070), (6, 4794225), (9, 3196150), (10, 2876535), (15, 1917690), (18, 1598075), (25, 1150614), (30, 958845), (45, 639230), (50, 575307), (75, 383538), (90, 319615), (97, 296550), (150, 191769), (194, 148275), (225, 127846), (291, 98850), (450, 63923), (485, 59310), (582, 49425), (659, 43650), (873, 32950), (970, 29655), (1318, 21825), (1455, 19770), (1746, 16475), (1977, 14550), (2425, 11862), (2910, 9885), (3295, 8730), (3954, 7275), (4365, 6590), (4850, 5931)]