79640520

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{101}}^1\times {\mathrm{6571}}^1$

素因数の和:6686

約数の個数: 64

約数和(自身を含む): 241323840

約数和(自身を除く): 161683320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 101, 120, 202, 303, 404, 505, 606, 808, 1010, 1212, 1515, 2020, 2424, 3030, 4040, 6060, 6571, 12120, 13142, 19713, 26284, 32855, 39426, 52568, 65710, 78852, 98565, 131420, 157704, 197130, 262840, 394260, 663671, 788520, 1327342, 1991013, 2654684, 3318355, 3982026, 5309368, 6636710, 7964052, 9955065, 13273420, 15928104, 19910130, 26546840, 39820260, 79640520]

約数ペア:

[(1, 79640520), (2, 39820260), (3, 26546840), (4, 19910130), (5, 15928104), (6, 13273420), (8, 9955065), (10, 7964052), (12, 6636710), (15, 5309368), (20, 3982026), (24, 3318355), (30, 2654684), (40, 1991013), (60, 1327342), (101, 788520), (120, 663671), (202, 394260), (303, 262840), (404, 197130), (505, 157704), (606, 131420), (808, 98565), (1010, 78852), (1212, 65710), (1515, 52568), (2020, 39426), (2424, 32855), (3030, 26284), (4040, 19713), (6060, 13142), (6571, 12120)]