904478390

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{53}}^1\times {\mathrm{83}}^1\times {\mathrm{709}}^1$

素因数の和:881

約数の個数: 64

約数和(自身を含む): 1739102400

約数和(自身を除く): 834624010

約数列:

[1, 2, 5, 10, 29, 53, 58, 83, 106, 145, 166, 265, 290, 415, 530, 709, 830, 1418, 1537, 2407, 3074, 3545, 4399, 4814, 7090, 7685, 8798, 12035, 15370, 20561, 21995, 24070, 37577, 41122, 43990, 58847, 75154, 102805, 117694, 127571, 187885, 205610, 255142, 294235, 375770, 588470, 637855, 1089733, 1275710, 1706563, 2179466, 3118891, 3413126, 5448665, 6237782, 8532815, 10897330, 15594455, 17065630, 31188910, 90447839, 180895678, 452239195, 904478390]

約数ペア:

[(1, 904478390), (2, 452239195), (5, 180895678), (10, 90447839), (29, 31188910), (53, 17065630), (58, 15594455), (83, 10897330), (106, 8532815), (145, 6237782), (166, 5448665), (265, 3413126), (290, 3118891), (415, 2179466), (530, 1706563), (709, 1275710), (830, 1089733), (1418, 637855), (1537, 588470), (2407, 375770), (3074, 294235), (3545, 255142), (4399, 205610), (4814, 187885), (7090, 127571), (7685, 117694), (8798, 102805), (12035, 75154), (15370, 58847), (20561, 43990), (21995, 41122), (24070, 37577)]