81869500

素因数分解:

$2^2\times 5^3\times {\mathrm{73}}^1\times {\mathrm{2243}}^1$

素因数の和:2335

約数の個数: 48

約数和(自身を含む): 181333152

約数和(自身を除く): 99463652

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 73, 100, 125, 146, 250, 292, 365, 500, 730, 1460, 1825, 2243, 3650, 4486, 7300, 8972, 9125, 11215, 18250, 22430, 36500, 44860, 56075, 112150, 163739, 224300, 280375, 327478, 560750, 654956, 818695, 1121500, 1637390, 3274780, 4093475, 8186950, 16373900, 20467375, 40934750, 81869500]

約数ペア:

[(1, 81869500), (2, 40934750), (4, 20467375), (5, 16373900), (10, 8186950), (20, 4093475), (25, 3274780), (50, 1637390), (73, 1121500), (100, 818695), (125, 654956), (146, 560750), (250, 327478), (292, 280375), (365, 224300), (500, 163739), (730, 112150), (1460, 56075), (1825, 44860), (2243, 36500), (3650, 22430), (4486, 18250), (7300, 11215), (8972, 9125)]