47487280

素因数分解:

$2^4\times 5^1\times {\mathrm{37}}^1\times {\mathrm{61}}^1\times {\mathrm{263}}^1$

素因数の和:374

約数の個数: 80

約数和(自身を含む): 115689024

約数和(自身を除く): 68201744

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 37, 40, 61, 74, 80, 122, 148, 185, 244, 263, 296, 305, 370, 488, 526, 592, 610, 740, 976, 1052, 1220, 1315, 1480, 2104, 2257, 2440, 2630, 2960, 4208, 4514, 4880, 5260, 9028, 9731, 10520, 11285, 16043, 18056, 19462, 21040, 22570, 32086, 36112, 38924, 45140, 48655, 64172, 77848, 80215, 90280, 97310, 128344, 155696, 160430, 180560, 194620, 256688, 320860, 389240, 593591, 641720, 778480, 1187182, 1283440, 2374364, 2967955, 4748728, 5935910, 9497456, 11871820, 23743640, 47487280]

約数ペア:

[(1, 47487280), (2, 23743640), (4, 11871820), (5, 9497456), (8, 5935910), (10, 4748728), (16, 2967955), (20, 2374364), (37, 1283440), (40, 1187182), (61, 778480), (74, 641720), (80, 593591), (122, 389240), (148, 320860), (185, 256688), (244, 194620), (263, 180560), (296, 160430), (305, 155696), (370, 128344), (488, 97310), (526, 90280), (592, 80215), (610, 77848), (740, 64172), (976, 48655), (1052, 45140), (1220, 38924), (1315, 36112), (1480, 32086), (2104, 22570), (2257, 21040), (2440, 19462), (2630, 18056), (2960, 16043), (4208, 11285), (4514, 10520), (4880, 9731), (5260, 9028)]