66213903020

素因数分解:

$2^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{607}}^1\times {\mathrm{89413}}^1$

素因数の和:90090

約数の個数: 48

約数和(自身を含む): 141563106048

約数和(自身を除く): 75349203028

約数列:

[1, 2, 4, 5, 10, 20, 61, 122, 244, 305, 607, 610, 1214, 1220, 2428, 3035, 6070, 12140, 37027, 74054, 89413, 148108, 178826, 185135, 357652, 370270, 447065, 740540, 894130, 1788260, 5454193, 10908386, 21816772, 27270965, 54273691, 54541930, 108547382, 109083860, 217094764, 271368455, 542736910, 1085473820, 3310695151, 6621390302, 13242780604, 16553475755, 33106951510, 66213903020]

約数ペア:

[(1, 66213903020), (2, 33106951510), (4, 16553475755), (5, 13242780604), (10, 6621390302), (20, 3310695151), (61, 1085473820), (122, 542736910), (244, 271368455), (305, 217094764), (607, 109083860), (610, 108547382), (1214, 54541930), (1220, 54273691), (2428, 27270965), (3035, 21816772), (6070, 10908386), (12140, 5454193), (37027, 1788260), (74054, 894130), (89413, 740540), (148108, 447065), (178826, 370270), (185135, 357652)]