103659040

素因数分解:

$2^5\times 5^1\times {\mathrm{31}}^1\times {\mathrm{20899}}^1$

素因数の和:20945

約数の個数: 48

約数和(自身を含む): 252806400

約数和(自身を除く): 149147360

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 80, 124, 155, 160, 248, 310, 496, 620, 992, 1240, 2480, 4960, 20899, 41798, 83596, 104495, 167192, 208990, 334384, 417980, 647869, 668768, 835960, 1295738, 1671920, 2591476, 3239345, 3343840, 5182952, 6478690, 10365904, 12957380, 20731808, 25914760, 51829520, 103659040]

約数ペア:

[(1, 103659040), (2, 51829520), (4, 25914760), (5, 20731808), (8, 12957380), (10, 10365904), (16, 6478690), (20, 5182952), (31, 3343840), (32, 3239345), (40, 2591476), (62, 1671920), (80, 1295738), (124, 835960), (155, 668768), (160, 647869), (248, 417980), (310, 334384), (496, 208990), (620, 167192), (992, 104495), (1240, 83596), (2480, 41798), (4960, 20899)]