71503670

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{83}}^1\times {\mathrm{397}}^1$

素因数の和:525

約数の個数: 64

約数和(自身を含む): 154054656

約数和(自身を除く): 82550986

約数列:

[1, 2, 5, 7, 10, 14, 31, 35, 62, 70, 83, 155, 166, 217, 310, 397, 415, 434, 581, 794, 830, 1085, 1162, 1985, 2170, 2573, 2779, 2905, 3970, 5146, 5558, 5810, 12307, 12865, 13895, 18011, 24614, 25730, 27790, 32951, 36022, 61535, 65902, 86149, 90055, 123070, 164755, 172298, 180110, 230657, 329510, 430745, 461314, 861490, 1021481, 1153285, 2042962, 2306570, 5107405, 7150367, 10214810, 14300734, 35751835, 71503670]

約数ペア:

[(1, 71503670), (2, 35751835), (5, 14300734), (7, 10214810), (10, 7150367), (14, 5107405), (31, 2306570), (35, 2042962), (62, 1153285), (70, 1021481), (83, 861490), (155, 461314), (166, 430745), (217, 329510), (310, 230657), (397, 180110), (415, 172298), (434, 164755), (581, 123070), (794, 90055), (830, 86149), (1085, 65902), (1162, 61535), (1985, 36022), (2170, 32951), (2573, 27790), (2779, 25730), (2905, 24614), (3970, 18011), (5146, 13895), (5558, 12865), (5810, 12307)]