157738900

素因数分解:

$2^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{193}}^1\times {\mathrm{743}}^1$

素因数の和:961

約数の個数: 72

約数和(自身を含む): 375850944

約数和(自身を除く): 218112044

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 25, 44, 50, 55, 100, 110, 193, 220, 275, 386, 550, 743, 772, 965, 1100, 1486, 1930, 2123, 2972, 3715, 3860, 4246, 4825, 7430, 8173, 8492, 9650, 10615, 14860, 16346, 18575, 19300, 21230, 32692, 37150, 40865, 42460, 53075, 74300, 81730, 106150, 143399, 163460, 204325, 212300, 286798, 408650, 573596, 716995, 817300, 1433990, 1577389, 2867980, 3154778, 3584975, 6309556, 7169950, 7886945, 14339900, 15773890, 31547780, 39434725, 78869450, 157738900]

約数ペア:

[(1, 157738900), (2, 78869450), (4, 39434725), (5, 31547780), (10, 15773890), (11, 14339900), (20, 7886945), (22, 7169950), (25, 6309556), (44, 3584975), (50, 3154778), (55, 2867980), (100, 1577389), (110, 1433990), (193, 817300), (220, 716995), (275, 573596), (386, 408650), (550, 286798), (743, 212300), (772, 204325), (965, 163460), (1100, 143399), (1486, 106150), (1930, 81730), (2123, 74300), (2972, 53075), (3715, 42460), (3860, 40865), (4246, 37150), (4825, 32692), (7430, 21230), (8173, 19300), (8492, 18575), (9650, 16346), (10615, 14860)]