139558900

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{3463}}^1$

素因数の和:3521

約数の個数: 72

約数和(自身を含む): 336756224

約数和(自身を除く): 197197324

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 31, 50, 52, 62, 65, 100, 124, 130, 155, 260, 310, 325, 403, 620, 650, 775, 806, 1300, 1550, 1612, 2015, 3100, 3463, 4030, 6926, 8060, 10075, 13852, 17315, 20150, 34630, 40300, 45019, 69260, 86575, 90038, 107353, 173150, 180076, 214706, 225095, 346300, 429412, 450190, 536765, 900380, 1073530, 1125475, 1395589, 2147060, 2250950, 2683825, 2791178, 4501900, 5367650, 5582356, 6977945, 10735300, 13955890, 27911780, 34889725, 69779450, 139558900]

約数ペア:

[(1, 139558900), (2, 69779450), (4, 34889725), (5, 27911780), (10, 13955890), (13, 10735300), (20, 6977945), (25, 5582356), (26, 5367650), (31, 4501900), (50, 2791178), (52, 2683825), (62, 2250950), (65, 2147060), (100, 1395589), (124, 1125475), (130, 1073530), (155, 900380), (260, 536765), (310, 450190), (325, 429412), (403, 346300), (620, 225095), (650, 214706), (775, 180076), (806, 173150), (1300, 107353), (1550, 90038), (1612, 86575), (2015, 69260), (3100, 45019), (3463, 40300), (4030, 34630), (6926, 20150), (8060, 17315), (10075, 13852)]