788973700

素因数分解:

$2^2\times 5^2\times {\mathrm{131}}^1\times {\mathrm{229}}^1\times {\mathrm{263}}^1$

素因数の和:637

約数の個数: 72

約数和(自身を含む): 1739263680

約数和(自身を除く): 950289980

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 131, 229, 262, 263, 458, 524, 526, 655, 916, 1052, 1145, 1310, 1315, 2290, 2620, 2630, 3275, 4580, 5260, 5725, 6550, 6575, 11450, 13100, 13150, 22900, 26300, 29999, 34453, 59998, 60227, 68906, 119996, 120454, 137812, 149995, 172265, 240908, 299990, 301135, 344530, 599980, 602270, 689060, 749975, 861325, 1204540, 1499950, 1505675, 1722650, 2999900, 3011350, 3445300, 6022700, 7889737, 15779474, 31558948, 39448685, 78897370, 157794740, 197243425, 394486850, 788973700]

約数ペア:

[(1, 788973700), (2, 394486850), (4, 197243425), (5, 157794740), (10, 78897370), (20, 39448685), (25, 31558948), (50, 15779474), (100, 7889737), (131, 6022700), (229, 3445300), (262, 3011350), (263, 2999900), (458, 1722650), (524, 1505675), (526, 1499950), (655, 1204540), (916, 861325), (1052, 749975), (1145, 689060), (1310, 602270), (1315, 599980), (2290, 344530), (2620, 301135), (2630, 299990), (3275, 240908), (4580, 172265), (5260, 149995), (5725, 137812), (6550, 120454), (6575, 119996), (11450, 68906), (13100, 60227), (13150, 59998), (22900, 34453), (26300, 29999)]