123026900

素因数分解:

$2^2\times 5^2\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{887}}^1$

素因数の和:993

約数の個数: 72

約数和(自身を含む): 285190080

約数和(自身を除く): 162163180

約数列:

[1, 2, 4, 5, 10, 19, 20, 25, 38, 50, 73, 76, 95, 100, 146, 190, 292, 365, 380, 475, 730, 887, 950, 1387, 1460, 1774, 1825, 1900, 2774, 3548, 3650, 4435, 5548, 6935, 7300, 8870, 13870, 16853, 17740, 22175, 27740, 33706, 34675, 44350, 64751, 67412, 69350, 84265, 88700, 129502, 138700, 168530, 259004, 323755, 337060, 421325, 647510, 842650, 1230269, 1295020, 1618775, 1685300, 2460538, 3237550, 4921076, 6151345, 6475100, 12302690, 24605380, 30756725, 61513450, 123026900]

約数ペア:

[(1, 123026900), (2, 61513450), (4, 30756725), (5, 24605380), (10, 12302690), (19, 6475100), (20, 6151345), (25, 4921076), (38, 3237550), (50, 2460538), (73, 1685300), (76, 1618775), (95, 1295020), (100, 1230269), (146, 842650), (190, 647510), (292, 421325), (365, 337060), (380, 323755), (475, 259004), (730, 168530), (887, 138700), (950, 129502), (1387, 88700), (1460, 84265), (1774, 69350), (1825, 67412), (1900, 64751), (2774, 44350), (3548, 34675), (3650, 33706), (4435, 27740), (5548, 22175), (6935, 17740), (7300, 16853), (8870, 13870)]