148456450

素因数分解:

$2^1\times 5^2\times {\mathrm{73}}^1\times {\mathrm{89}}^1\times {\mathrm{457}}^1$

素因数の和:631

約数の個数: 48

約数和(自身を含む): 283676040

約数和(自身を除く): 135219590

約数列:

[1, 2, 5, 10, 25, 50, 73, 89, 146, 178, 365, 445, 457, 730, 890, 914, 1825, 2225, 2285, 3650, 4450, 4570, 6497, 11425, 12994, 22850, 32485, 33361, 40673, 64970, 66722, 81346, 162425, 166805, 203365, 324850, 333610, 406730, 834025, 1016825, 1668050, 2033650, 2969129, 5938258, 14845645, 29691290, 74228225, 148456450]

約数ペア:

[(1, 148456450), (2, 74228225), (5, 29691290), (10, 14845645), (25, 5938258), (50, 2969129), (73, 2033650), (89, 1668050), (146, 1016825), (178, 834025), (365, 406730), (445, 333610), (457, 324850), (730, 203365), (890, 166805), (914, 162425), (1825, 81346), (2225, 66722), (2285, 64970), (3650, 40673), (4450, 33361), (4570, 32485), (6497, 22850), (11425, 12994)]