42504410

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{199}}^1$

素因数の和:303

約数の個数: 64

約数和(自身を含む): 87091200

約数和(自身を除く): 44586790

約数列:

[1, 2, 5, 10, 13, 26, 31, 53, 62, 65, 106, 130, 155, 199, 265, 310, 398, 403, 530, 689, 806, 995, 1378, 1643, 1990, 2015, 2587, 3286, 3445, 4030, 5174, 6169, 6890, 8215, 10547, 12338, 12935, 16430, 21094, 21359, 25870, 30845, 42718, 52735, 61690, 80197, 105470, 106795, 137111, 160394, 213590, 274222, 326957, 400985, 653914, 685555, 801970, 1371110, 1634785, 3269570, 4250441, 8500882, 21252205, 42504410]

約数ペア:

[(1, 42504410), (2, 21252205), (5, 8500882), (10, 4250441), (13, 3269570), (26, 1634785), (31, 1371110), (53, 801970), (62, 685555), (65, 653914), (106, 400985), (130, 326957), (155, 274222), (199, 213590), (265, 160394), (310, 137111), (398, 106795), (403, 105470), (530, 80197), (689, 61690), (806, 52735), (995, 42718), (1378, 30845), (1643, 25870), (1990, 21359), (2015, 21094), (2587, 16430), (3286, 12935), (3445, 12338), (4030, 10547), (5174, 8215), (6169, 6890)]