381915580000

素因数分解:

$2^5\times 5^4\times {\mathrm{19}}^1\times {\mathrm{1005041}}^1$

素因数の和:1005090

約数の個数: 120

約数和(自身を含む): 989021630520

約数和(自身を除く): 607106050520

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 25, 32, 38, 40, 50, 76, 80, 95, 100, 125, 152, 160, 190, 200, 250, 304, 380, 400, 475, 500, 608, 625, 760, 800, 950, 1000, 1250, 1520, 1900, 2000, 2375, 2500, 3040, 3800, 4000, 4750, 5000, 7600, 9500, 10000, 11875, 15200, 19000, 20000, 23750, 38000, 47500, 76000, 95000, 190000, 380000, 1005041, 2010082, 4020164, 5025205, 8040328, 10050410, 16080656, 19095779, 20100820, 25126025, 32161312, 38191558, 40201640, 50252050, 76383116, 80403280, 95478895, 100504100, 125630125, 152766232, 160806560, 190957790, 201008200, 251260250, 305532464, 381915580, 402016400, 477394475, 502520500, 611064928, 628150625, 763831160, 804032800, 954788950, 1005041000, 1256301250, 1527662320, 1909577900, 2010082000, 2386972375, 2512602500, 3055324640, 3819155800, 4020164000, 4773944750, 5025205000, 7638311600, 9547889500, 10050410000, 11934861875, 15276623200, 19095779000, 20100820000, 23869723750, 38191558000, 47739447500, 76383116000, 95478895000, 190957790000, 381915580000]

約数ペア:

[(1, 381915580000), (2, 190957790000), (4, 95478895000), (5, 76383116000), (8, 47739447500), (10, 38191558000), (16, 23869723750), (19, 20100820000), (20, 19095779000), (25, 15276623200), (32, 11934861875), (38, 10050410000), (40, 9547889500), (50, 7638311600), (76, 5025205000), (80, 4773944750), (95, 4020164000), (100, 3819155800), (125, 3055324640), (152, 2512602500), (160, 2386972375), (190, 2010082000), (200, 1909577900), (250, 1527662320), (304, 1256301250), (380, 1005041000), (400, 954788950), (475, 804032800), (500, 763831160), (608, 628150625), (625, 611064928), (760, 502520500), (800, 477394475), (950, 402016400), (1000, 381915580), (1250, 305532464), (1520, 251260250), (1900, 201008200), (2000, 190957790), (2375, 160806560), (2500, 152766232), (3040, 125630125), (3800, 100504100), (4000, 95478895), (4750, 80403280), (5000, 76383116), (7600, 50252050), (9500, 40201640), (10000, 38191558), (11875, 32161312), (15200, 25126025), (19000, 20100820), (20000, 19095779), (23750, 16080656), (38000, 10050410), (47500, 8040328), (76000, 5025205), (95000, 4020164), (190000, 2010082), (380000, 1005041)]