2078171680

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{191}}^1\times {\mathrm{5231}}^1$

素因数の和:5450

約数の個数: 96

約数和(自身を含む): 5316046848

約数和(自身を除く): 3237875168

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 65, 80, 104, 130, 160, 191, 208, 260, 382, 416, 520, 764, 955, 1040, 1528, 1910, 2080, 2483, 3056, 3820, 4966, 5231, 6112, 7640, 9932, 10462, 12415, 15280, 19864, 20924, 24830, 26155, 30560, 39728, 41848, 49660, 52310, 68003, 79456, 83696, 99320, 104620, 136006, 167392, 198640, 209240, 272012, 340015, 397280, 418480, 544024, 680030, 836960, 999121, 1088048, 1360060, 1998242, 2176096, 2720120, 3996484, 4995605, 5440240, 7992968, 9991210, 10880480, 12988573, 15985936, 19982420, 25977146, 31971872, 39964840, 51954292, 64942865, 79929680, 103908584, 129885730, 159859360, 207817168, 259771460, 415634336, 519542920, 1039085840, 2078171680]

約数ペア:

[(1, 2078171680), (2, 1039085840), (4, 519542920), (5, 415634336), (8, 259771460), (10, 207817168), (13, 159859360), (16, 129885730), (20, 103908584), (26, 79929680), (32, 64942865), (40, 51954292), (52, 39964840), (65, 31971872), (80, 25977146), (104, 19982420), (130, 15985936), (160, 12988573), (191, 10880480), (208, 9991210), (260, 7992968), (382, 5440240), (416, 4995605), (520, 3996484), (764, 2720120), (955, 2176096), (1040, 1998242), (1528, 1360060), (1910, 1088048), (2080, 999121), (2483, 836960), (3056, 680030), (3820, 544024), (4966, 418480), (5231, 397280), (6112, 340015), (7640, 272012), (9932, 209240), (10462, 198640), (12415, 167392), (15280, 136006), (19864, 104620), (20924, 99320), (24830, 83696), (26155, 79456), (30560, 68003), (39728, 52310), (41848, 49660)]