4005425536

素因数分解:

$2^7\times 7^1\times {\mathrm{349}}^1\times {\mathrm{12809}}^1$

素因数の和:13179

約数の個数: 64

約数和(自身を含む): 9146340000

約数和(自身を除く): 5140914464

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 128, 224, 349, 448, 698, 896, 1396, 2443, 2792, 4886, 5584, 9772, 11168, 12809, 19544, 22336, 25618, 39088, 44672, 51236, 78176, 89663, 102472, 156352, 179326, 204944, 312704, 358652, 409888, 717304, 819776, 1434608, 1639552, 2869216, 4470341, 5738432, 8940682, 11476864, 17881364, 31292387, 35762728, 62584774, 71525456, 125169548, 143050912, 250339096, 286101824, 500678192, 572203648, 1001356384, 2002712768, 4005425536]

約数ペア:

[(1, 4005425536), (2, 2002712768), (4, 1001356384), (7, 572203648), (8, 500678192), (14, 286101824), (16, 250339096), (28, 143050912), (32, 125169548), (56, 71525456), (64, 62584774), (112, 35762728), (128, 31292387), (224, 17881364), (349, 11476864), (448, 8940682), (698, 5738432), (896, 4470341), (1396, 2869216), (2443, 1639552), (2792, 1434608), (4886, 819776), (5584, 717304), (9772, 409888), (11168, 358652), (12809, 312704), (19544, 204944), (22336, 179326), (25618, 156352), (39088, 102472), (44672, 89663), (51236, 78176)]