20998306650

素因数分解:

$2^1\times 3^1\times 5^2\times {\mathrm{79}}^1\times {\mathrm{673}}^1\times {\mathrm{2633}}^1$

素因数の和:3400

約数の個数: 96

約数和(自身を含む): 52833404160

約数和(自身を除く): 31835097510

約数列:

[1, 2, 3, 5, 6, 10, 15, 25, 30, 50, 75, 79, 150, 158, 237, 395, 474, 673, 790, 1185, 1346, 1975, 2019, 2370, 2633, 3365, 3950, 4038, 5266, 5925, 6730, 7899, 10095, 11850, 13165, 15798, 16825, 20190, 26330, 33650, 39495, 50475, 53167, 65825, 78990, 100950, 106334, 131650, 159501, 197475, 208007, 265835, 319002, 394950, 416014, 531670, 624021, 797505, 1040035, 1248042, 1329175, 1595010, 1772009, 2080070, 2658350, 3120105, 3544018, 3987525, 5200175, 5316027, 6240210, 7975050, 8860045, 10400350, 10632054, 15600525, 17720090, 26580135, 31201050, 44300225, 53160270, 88600450, 132900675, 139988711, 265801350, 279977422, 419966133, 699943555, 839932266, 1399887110, 2099830665, 3499717775, 4199661330, 6999435550, 10499153325, 20998306650]

約数ペア:

[(1, 20998306650), (2, 10499153325), (3, 6999435550), (5, 4199661330), (6, 3499717775), (10, 2099830665), (15, 1399887110), (25, 839932266), (30, 699943555), (50, 419966133), (75, 279977422), (79, 265801350), (150, 139988711), (158, 132900675), (237, 88600450), (395, 53160270), (474, 44300225), (673, 31201050), (790, 26580135), (1185, 17720090), (1346, 15600525), (1975, 10632054), (2019, 10400350), (2370, 8860045), (2633, 7975050), (3365, 6240210), (3950, 5316027), (4038, 5200175), (5266, 3987525), (5925, 3544018), (6730, 3120105), (7899, 2658350), (10095, 2080070), (11850, 1772009), (13165, 1595010), (15798, 1329175), (16825, 1248042), (20190, 1040035), (26330, 797505), (33650, 624021), (39495, 531670), (50475, 416014), (53167, 394950), (65825, 319002), (78990, 265835), (100950, 208007), (106334, 197475), (131650, 159501)]