137500900

素因数分解:

$2^2\times 5^2\times {\mathrm{23}}^1\times {\mathrm{191}}^1\times {\mathrm{313}}^1$

素因数の和:541

約数の個数: 72

約数和(自身を含む): 313979904

約数和(自身を除く): 176479004

約数列:

[1, 2, 4, 5, 10, 20, 23, 25, 46, 50, 92, 100, 115, 191, 230, 313, 382, 460, 575, 626, 764, 955, 1150, 1252, 1565, 1910, 2300, 3130, 3820, 4393, 4775, 6260, 7199, 7825, 8786, 9550, 14398, 15650, 17572, 19100, 21965, 28796, 31300, 35995, 43930, 59783, 71990, 87860, 109825, 119566, 143980, 179975, 219650, 239132, 298915, 359950, 439300, 597830, 719900, 1195660, 1375009, 1494575, 2750018, 2989150, 5500036, 5978300, 6875045, 13750090, 27500180, 34375225, 68750450, 137500900]

約数ペア:

[(1, 137500900), (2, 68750450), (4, 34375225), (5, 27500180), (10, 13750090), (20, 6875045), (23, 5978300), (25, 5500036), (46, 2989150), (50, 2750018), (92, 1494575), (100, 1375009), (115, 1195660), (191, 719900), (230, 597830), (313, 439300), (382, 359950), (460, 298915), (575, 239132), (626, 219650), (764, 179975), (955, 143980), (1150, 119566), (1252, 109825), (1565, 87860), (1910, 71990), (2300, 59783), (3130, 43930), (3820, 35995), (4393, 31300), (4775, 28796), (6260, 21965), (7199, 19100), (7825, 17572), (8786, 15650), (9550, 14398)]