79072940

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{89}}^1\times {\mathrm{1433}}^1$

素因数の和:1562

約数の個数: 48

約数和(自身を含む): 173456640

約数和(自身を除く): 94383700

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 89, 124, 155, 178, 310, 356, 445, 620, 890, 1433, 1780, 2759, 2866, 5518, 5732, 7165, 11036, 13795, 14330, 27590, 28660, 44423, 55180, 88846, 127537, 177692, 222115, 255074, 444230, 510148, 637685, 888460, 1275370, 2550740, 3953647, 7907294, 15814588, 19768235, 39536470, 79072940]

約数ペア:

[(1, 79072940), (2, 39536470), (4, 19768235), (5, 15814588), (10, 7907294), (20, 3953647), (31, 2550740), (62, 1275370), (89, 888460), (124, 637685), (155, 510148), (178, 444230), (310, 255074), (356, 222115), (445, 177692), (620, 127537), (890, 88846), (1433, 55180), (1780, 44423), (2759, 28660), (2866, 27590), (5518, 14330), (5732, 13795), (7165, 11036)]