103689122800

素因数分解:

$2^4\times 5^2\times {\mathrm{991}}^1\times {\mathrm{261577}}^1$

素因数の和:262586

約数の個数: 60

約数和(自身を含む): 249365446336

約数和(自身を除く): 145676323536

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 200, 400, 991, 1982, 3964, 4955, 7928, 9910, 15856, 19820, 24775, 39640, 49550, 79280, 99100, 198200, 261577, 396400, 523154, 1046308, 1307885, 2092616, 2615770, 4185232, 5231540, 6539425, 10463080, 13078850, 20926160, 26157700, 52315400, 104630800, 259222807, 518445614, 1036891228, 1296114035, 2073782456, 2592228070, 4147564912, 5184456140, 6480570175, 10368912280, 12961140350, 20737824560, 25922280700, 51844561400, 103689122800]

約数ペア:

[(1, 103689122800), (2, 51844561400), (4, 25922280700), (5, 20737824560), (8, 12961140350), (10, 10368912280), (16, 6480570175), (20, 5184456140), (25, 4147564912), (40, 2592228070), (50, 2073782456), (80, 1296114035), (100, 1036891228), (200, 518445614), (400, 259222807), (991, 104630800), (1982, 52315400), (3964, 26157700), (4955, 20926160), (7928, 13078850), (9910, 10463080), (15856, 6539425), (19820, 5231540), (24775, 4185232), (39640, 2615770), (49550, 2092616), (79280, 1307885), (99100, 1046308), (198200, 523154), (261577, 396400)]