171771814640

素因数分解:

$2^4\times 5^1\times {\mathrm{401}}^1\times {\mathrm{439}}^1\times {\mathrm{12197}}^1$

素因数の和:13050

約数の個数: 80

約数和(自身を含む): 401310296640

約数和(自身を除く): 229538482000

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 401, 439, 802, 878, 1604, 1756, 2005, 2195, 3208, 3512, 4010, 4390, 6416, 7024, 8020, 8780, 12197, 16040, 17560, 24394, 32080, 35120, 48788, 60985, 97576, 121970, 176039, 195152, 243940, 352078, 487880, 704156, 880195, 975760, 1408312, 1760390, 2816624, 3520780, 4890997, 5354483, 7041560, 9781994, 10708966, 14083120, 19563988, 21417932, 24454985, 26772415, 39127976, 42835864, 48909970, 53544830, 78255952, 85671728, 97819940, 107089660, 195639880, 214179320, 391279760, 428358640, 2147147683, 4294295366, 8588590732, 10735738415, 17177181464, 21471476830, 34354362928, 42942953660, 85885907320, 171771814640]

約数ペア:

[(1, 171771814640), (2, 85885907320), (4, 42942953660), (5, 34354362928), (8, 21471476830), (10, 17177181464), (16, 10735738415), (20, 8588590732), (40, 4294295366), (80, 2147147683), (401, 428358640), (439, 391279760), (802, 214179320), (878, 195639880), (1604, 107089660), (1756, 97819940), (2005, 85671728), (2195, 78255952), (3208, 53544830), (3512, 48909970), (4010, 42835864), (4390, 39127976), (6416, 26772415), (7024, 24454985), (8020, 21417932), (8780, 19563988), (12197, 14083120), (16040, 10708966), (17560, 9781994), (24394, 7041560), (32080, 5354483), (35120, 4890997), (48788, 3520780), (60985, 2816624), (97576, 1760390), (121970, 1408312), (176039, 975760), (195152, 880195), (243940, 704156), (352078, 487880)]