64822620

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{541}}^1\times {\mathrm{1997}}^1$

素因数の和:2550

約数の個数: 48

約数和(自身を含む): 181929888

約数和(自身を除く): 117107268

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 541, 1082, 1623, 1997, 2164, 2705, 3246, 3994, 5410, 5991, 6492, 7988, 8115, 9985, 10820, 11982, 16230, 19970, 23964, 29955, 32460, 39940, 59910, 119820, 1080377, 2160754, 3241131, 4321508, 5401885, 6482262, 10803770, 12964524, 16205655, 21607540, 32411310, 64822620]

約数ペア:

[(1, 64822620), (2, 32411310), (3, 21607540), (4, 16205655), (5, 12964524), (6, 10803770), (10, 6482262), (12, 5401885), (15, 4321508), (20, 3241131), (30, 2160754), (60, 1080377), (541, 119820), (1082, 59910), (1623, 39940), (1997, 32460), (2164, 29955), (2705, 23964), (3246, 19970), (3994, 16230), (5410, 11982), (5991, 10820), (6492, 9985), (7988, 8115)]