64121625

素因数分解:

$3^5\times 5^3\times {\mathrm{2111}}^1$

素因数の和:2141

約数の個数: 48

約数和(自身を含む): 119927808

約数和(自身を除く): 55806183

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 75, 81, 125, 135, 225, 243, 375, 405, 675, 1125, 1215, 2025, 2111, 3375, 6075, 6333, 10125, 10555, 18999, 30375, 31665, 52775, 56997, 94995, 158325, 170991, 263875, 284985, 474975, 512973, 791625, 854955, 1424925, 2374875, 2564865, 4274775, 7124625, 12824325, 21373875, 64121625]

約数ペア:

[(1, 64121625), (3, 21373875), (5, 12824325), (9, 7124625), (15, 4274775), (25, 2564865), (27, 2374875), (45, 1424925), (75, 854955), (81, 791625), (125, 512973), (135, 474975), (225, 284985), (243, 263875), (375, 170991), (405, 158325), (675, 94995), (1125, 56997), (1215, 52775), (2025, 31665), (2111, 30375), (3375, 18999), (6075, 10555), (6333, 10125)]