205426088

素因数分解:

$2^3\times 7^1\times {\mathrm{31}}^1\times {\mathrm{73}}^1\times {\mathrm{1621}}^1$

素因数の和:1738

約数の個数: 64

約数和(自身を含む): 460907520

約数和(自身を除く): 255481432

約数列:

[1, 2, 4, 7, 8, 14, 28, 31, 56, 62, 73, 124, 146, 217, 248, 292, 434, 511, 584, 868, 1022, 1621, 1736, 2044, 2263, 3242, 4088, 4526, 6484, 9052, 11347, 12968, 15841, 18104, 22694, 31682, 45388, 50251, 63364, 90776, 100502, 118333, 126728, 201004, 236666, 351757, 402008, 473332, 703514, 828331, 946664, 1407028, 1656662, 2814056, 3313324, 3668323, 6626648, 7336646, 14673292, 25678261, 29346584, 51356522, 102713044, 205426088]

約数ペア:

[(1, 205426088), (2, 102713044), (4, 51356522), (7, 29346584), (8, 25678261), (14, 14673292), (28, 7336646), (31, 6626648), (56, 3668323), (62, 3313324), (73, 2814056), (124, 1656662), (146, 1407028), (217, 946664), (248, 828331), (292, 703514), (434, 473332), (511, 402008), (584, 351757), (868, 236666), (1022, 201004), (1621, 126728), (1736, 118333), (2044, 100502), (2263, 90776), (3242, 63364), (4088, 50251), (4526, 45388), (6484, 31682), (9052, 22694), (11347, 18104), (12968, 15841)]