42206500

素因数分解:

$2^2\times 5^3\times 7^1\times {\mathrm{31}}^1\times {\mathrm{389}}^1$

素因数の和:446

約数の個数: 96

約数和(自身を含む): 109025280

約数和(自身を除く): 66818780

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 31, 35, 50, 62, 70, 100, 124, 125, 140, 155, 175, 217, 250, 310, 350, 389, 434, 500, 620, 700, 775, 778, 868, 875, 1085, 1550, 1556, 1750, 1945, 2170, 2723, 3100, 3500, 3875, 3890, 4340, 5425, 5446, 7750, 7780, 9725, 10850, 10892, 12059, 13615, 15500, 19450, 21700, 24118, 27125, 27230, 38900, 48236, 48625, 54250, 54460, 60295, 68075, 84413, 97250, 108500, 120590, 136150, 168826, 194500, 241180, 272300, 301475, 337652, 340375, 422065, 602950, 680750, 844130, 1205900, 1361500, 1507375, 1688260, 2110325, 3014750, 4220650, 6029500, 8441300, 10551625, 21103250, 42206500]

約数ペア:

[(1, 42206500), (2, 21103250), (4, 10551625), (5, 8441300), (7, 6029500), (10, 4220650), (14, 3014750), (20, 2110325), (25, 1688260), (28, 1507375), (31, 1361500), (35, 1205900), (50, 844130), (62, 680750), (70, 602950), (100, 422065), (124, 340375), (125, 337652), (140, 301475), (155, 272300), (175, 241180), (217, 194500), (250, 168826), (310, 136150), (350, 120590), (389, 108500), (434, 97250), (500, 84413), (620, 68075), (700, 60295), (775, 54460), (778, 54250), (868, 48625), (875, 48236), (1085, 38900), (1550, 27230), (1556, 27125), (1750, 24118), (1945, 21700), (2170, 19450), (2723, 15500), (3100, 13615), (3500, 12059), (3875, 10892), (3890, 10850), (4340, 9725), (5425, 7780), (5446, 7750)]