61302500

素因数分解:

$2^2\times 5^4\times 7^1\times {\mathrm{31}}^1\times {\mathrm{113}}^1$

素因数の和:175

約数の個数: 120

約数和(自身を含む): 159548928

約数和(自身を除く): 98246428

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 31, 35, 50, 62, 70, 100, 113, 124, 125, 140, 155, 175, 217, 226, 250, 310, 350, 434, 452, 500, 565, 620, 625, 700, 775, 791, 868, 875, 1085, 1130, 1250, 1550, 1582, 1750, 2170, 2260, 2500, 2825, 3100, 3164, 3500, 3503, 3875, 3955, 4340, 4375, 5425, 5650, 7006, 7750, 7910, 8750, 10850, 11300, 14012, 14125, 15500, 15820, 17500, 17515, 19375, 19775, 21700, 24521, 27125, 28250, 35030, 38750, 39550, 49042, 54250, 56500, 70060, 70625, 77500, 79100, 87575, 98084, 98875, 108500, 122605, 135625, 141250, 175150, 197750, 245210, 271250, 282500, 350300, 395500, 437875, 490420, 494375, 542500, 613025, 875750, 988750, 1226050, 1751500, 1977500, 2189375, 2452100, 3065125, 4378750, 6130250, 8757500, 12260500, 15325625, 30651250, 61302500]

約数ペア:

[(1, 61302500), (2, 30651250), (4, 15325625), (5, 12260500), (7, 8757500), (10, 6130250), (14, 4378750), (20, 3065125), (25, 2452100), (28, 2189375), (31, 1977500), (35, 1751500), (50, 1226050), (62, 988750), (70, 875750), (100, 613025), (113, 542500), (124, 494375), (125, 490420), (140, 437875), (155, 395500), (175, 350300), (217, 282500), (226, 271250), (250, 245210), (310, 197750), (350, 175150), (434, 141250), (452, 135625), (500, 122605), (565, 108500), (620, 98875), (625, 98084), (700, 87575), (775, 79100), (791, 77500), (868, 70625), (875, 70060), (1085, 56500), (1130, 54250), (1250, 49042), (1550, 39550), (1582, 38750), (1750, 35030), (2170, 28250), (2260, 27125), (2500, 24521), (2825, 21700), (3100, 19775), (3164, 19375), (3500, 17515), (3503, 17500), (3875, 15820), (3955, 15500), (4340, 14125), (4375, 14012), (5425, 11300), (5650, 10850), (7006, 8750), (7750, 7910)]