127332500

素因数分解:

$2^2\times 5^4\times {\mathrm{31}}^2\times {\mathrm{53}}^1$

素因数の和:139

約数の個数: 90

約数和(自身を含む): 293151474

約数和(自身を除く): 165818974

約数列:

[1, 2, 4, 5, 10, 20, 25, 31, 50, 53, 62, 100, 106, 124, 125, 155, 212, 250, 265, 310, 500, 530, 620, 625, 775, 961, 1060, 1250, 1325, 1550, 1643, 1922, 2500, 2650, 3100, 3286, 3844, 3875, 4805, 5300, 6572, 6625, 7750, 8215, 9610, 13250, 15500, 16430, 19220, 19375, 24025, 26500, 32860, 33125, 38750, 41075, 48050, 50933, 66250, 77500, 82150, 96100, 101866, 120125, 132500, 164300, 203732, 205375, 240250, 254665, 410750, 480500, 509330, 600625, 821500, 1018660, 1026875, 1201250, 1273325, 2053750, 2402500, 2546650, 4107500, 5093300, 6366625, 12733250, 25466500, 31833125, 63666250, 127332500]

約数ペア:

[(1, 127332500), (2, 63666250), (4, 31833125), (5, 25466500), (10, 12733250), (20, 6366625), (25, 5093300), (31, 4107500), (50, 2546650), (53, 2402500), (62, 2053750), (100, 1273325), (106, 1201250), (124, 1026875), (125, 1018660), (155, 821500), (212, 600625), (250, 509330), (265, 480500), (310, 410750), (500, 254665), (530, 240250), (620, 205375), (625, 203732), (775, 164300), (961, 132500), (1060, 120125), (1250, 101866), (1325, 96100), (1550, 82150), (1643, 77500), (1922, 66250), (2500, 50933), (2650, 48050), (3100, 41075), (3286, 38750), (3844, 33125), (3875, 32860), (4805, 26500), (5300, 24025), (6572, 19375), (6625, 19220), (7750, 16430), (8215, 15500), (9610, 13250)]