55238900

素因数分解:

$2^2\times 5^2\times {\mathrm{31}}^1\times {\mathrm{103}}^1\times {\mathrm{173}}^1$

素因数の和:321

約数の個数: 72

約数和(自身を含む): 125658624

約数和(自身を除く): 70419724

約数列:

[1, 2, 4, 5, 10, 20, 25, 31, 50, 62, 100, 103, 124, 155, 173, 206, 310, 346, 412, 515, 620, 692, 775, 865, 1030, 1550, 1730, 2060, 2575, 3100, 3193, 3460, 4325, 5150, 5363, 6386, 8650, 10300, 10726, 12772, 15965, 17300, 17819, 21452, 26815, 31930, 35638, 53630, 63860, 71276, 79825, 89095, 107260, 134075, 159650, 178190, 268150, 319300, 356380, 445475, 536300, 552389, 890950, 1104778, 1781900, 2209556, 2761945, 5523890, 11047780, 13809725, 27619450, 55238900]

約数ペア:

[(1, 55238900), (2, 27619450), (4, 13809725), (5, 11047780), (10, 5523890), (20, 2761945), (25, 2209556), (31, 1781900), (50, 1104778), (62, 890950), (100, 552389), (103, 536300), (124, 445475), (155, 356380), (173, 319300), (206, 268150), (310, 178190), (346, 159650), (412, 134075), (515, 107260), (620, 89095), (692, 79825), (775, 71276), (865, 63860), (1030, 53630), (1550, 35638), (1730, 31930), (2060, 26815), (2575, 21452), (3100, 17819), (3193, 17300), (3460, 15965), (4325, 12772), (5150, 10726), (5363, 10300), (6386, 8650)]