155223280

素因数分解:

$2^4\times 5^1\times {\mathrm{83}}^1\times {\mathrm{97}}^1\times {\mathrm{241}}^1$

素因数の和:434

約数の個数: 80

約数和(自身を含む): 370538784

約数和(自身を除く): 215315504

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 83, 97, 166, 194, 241, 332, 388, 415, 482, 485, 664, 776, 830, 964, 970, 1205, 1328, 1552, 1660, 1928, 1940, 2410, 3320, 3856, 3880, 4820, 6640, 7760, 8051, 9640, 16102, 19280, 20003, 23377, 32204, 40006, 40255, 46754, 64408, 80012, 80510, 93508, 100015, 116885, 128816, 160024, 161020, 187016, 200030, 233770, 320048, 322040, 374032, 400060, 467540, 644080, 800120, 935080, 1600240, 1870160, 1940291, 3880582, 7761164, 9701455, 15522328, 19402910, 31044656, 38805820, 77611640, 155223280]

約数ペア:

[(1, 155223280), (2, 77611640), (4, 38805820), (5, 31044656), (8, 19402910), (10, 15522328), (16, 9701455), (20, 7761164), (40, 3880582), (80, 1940291), (83, 1870160), (97, 1600240), (166, 935080), (194, 800120), (241, 644080), (332, 467540), (388, 400060), (415, 374032), (482, 322040), (485, 320048), (664, 233770), (776, 200030), (830, 187016), (964, 161020), (970, 160024), (1205, 128816), (1328, 116885), (1552, 100015), (1660, 93508), (1928, 80510), (1940, 80012), (2410, 64408), (3320, 46754), (3856, 40255), (3880, 40006), (4820, 32204), (6640, 23377), (7760, 20003), (8051, 19280), (9640, 16102)]