22256450

素因数分解:

$2^1\times 5^2\times {\mathrm{31}}^1\times {\mathrm{83}}^1\times {\mathrm{173}}^1$

素因数の和:299

約数の個数: 48

約数和(自身を含む): 43497216

約数和(自身を除く): 21240766

約数列:

[1, 2, 5, 10, 25, 31, 50, 62, 83, 155, 166, 173, 310, 346, 415, 775, 830, 865, 1550, 1730, 2075, 2573, 4150, 4325, 5146, 5363, 8650, 10726, 12865, 14359, 25730, 26815, 28718, 53630, 64325, 71795, 128650, 134075, 143590, 268150, 358975, 445129, 717950, 890258, 2225645, 4451290, 11128225, 22256450]

約数ペア:

[(1, 22256450), (2, 11128225), (5, 4451290), (10, 2225645), (25, 890258), (31, 717950), (50, 445129), (62, 358975), (83, 268150), (155, 143590), (166, 134075), (173, 128650), (310, 71795), (346, 64325), (415, 53630), (775, 28718), (830, 26815), (865, 25730), (1550, 14359), (1730, 12865), (2075, 10726), (2573, 8650), (4150, 5363), (4325, 5146)]