53870890

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{79}}^1\times {\mathrm{97}}^1$

素因数の和:239

約数の個数: 64

約数和(自身を含む): 107251200

約数和(自身を除く): 53380310

約数列:

[1, 2, 5, 10, 19, 37, 38, 74, 79, 95, 97, 158, 185, 190, 194, 370, 395, 485, 703, 790, 970, 1406, 1501, 1843, 2923, 3002, 3515, 3589, 3686, 5846, 7030, 7178, 7505, 7663, 9215, 14615, 15010, 15326, 17945, 18430, 29230, 35890, 38315, 55537, 68191, 76630, 111074, 136382, 145597, 277685, 283531, 291194, 340955, 555370, 567062, 681910, 727985, 1417655, 1455970, 2835310, 5387089, 10774178, 26935445, 53870890]

約数ペア:

[(1, 53870890), (2, 26935445), (5, 10774178), (10, 5387089), (19, 2835310), (37, 1455970), (38, 1417655), (74, 727985), (79, 681910), (95, 567062), (97, 555370), (158, 340955), (185, 291194), (190, 283531), (194, 277685), (370, 145597), (395, 136382), (485, 111074), (703, 76630), (790, 68191), (970, 55537), (1406, 38315), (1501, 35890), (1843, 29230), (2923, 18430), (3002, 17945), (3515, 15326), (3589, 15010), (3686, 14615), (5846, 9215), (7030, 7663), (7178, 7505)]