72400550

素因数分解:

$2^1\times 5^2\times {\mathrm{23}}^1\times {\mathrm{157}}^1\times {\mathrm{401}}^1$

素因数の和:593

約数の個数: 48

約数和(自身を含む): 141767712

約数和(自身を除く): 69367162

約数列:

[1, 2, 5, 10, 23, 25, 46, 50, 115, 157, 230, 314, 401, 575, 785, 802, 1150, 1570, 2005, 3611, 3925, 4010, 7222, 7850, 9223, 10025, 18055, 18446, 20050, 36110, 46115, 62957, 90275, 92230, 125914, 180550, 230575, 314785, 461150, 629570, 1448011, 1573925, 2896022, 3147850, 7240055, 14480110, 36200275, 72400550]

約数ペア:

[(1, 72400550), (2, 36200275), (5, 14480110), (10, 7240055), (23, 3147850), (25, 2896022), (46, 1573925), (50, 1448011), (115, 629570), (157, 461150), (230, 314785), (314, 230575), (401, 180550), (575, 125914), (785, 92230), (802, 90275), (1150, 62957), (1570, 46115), (2005, 36110), (3611, 20050), (3925, 18446), (4010, 18055), (7222, 10025), (7850, 9223)]