6971900

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{173}}^1$

素因数の和:231

約数の個数: 72

約数和(自身を含む): 16915584

約数和(自身を除く): 9943684

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 31, 50, 52, 62, 65, 100, 124, 130, 155, 173, 260, 310, 325, 346, 403, 620, 650, 692, 775, 806, 865, 1300, 1550, 1612, 1730, 2015, 2249, 3100, 3460, 4030, 4325, 4498, 5363, 8060, 8650, 8996, 10075, 10726, 11245, 17300, 20150, 21452, 22490, 26815, 40300, 44980, 53630, 56225, 69719, 107260, 112450, 134075, 139438, 224900, 268150, 278876, 348595, 536300, 697190, 1394380, 1742975, 3485950, 6971900]

約数ペア:

[(1, 6971900), (2, 3485950), (4, 1742975), (5, 1394380), (10, 697190), (13, 536300), (20, 348595), (25, 278876), (26, 268150), (31, 224900), (50, 139438), (52, 134075), (62, 112450), (65, 107260), (100, 69719), (124, 56225), (130, 53630), (155, 44980), (173, 40300), (260, 26815), (310, 22490), (325, 21452), (346, 20150), (403, 17300), (620, 11245), (650, 10726), (692, 10075), (775, 8996), (806, 8650), (865, 8060), (1300, 5363), (1550, 4498), (1612, 4325), (1730, 4030), (2015, 3460), (2249, 3100)]