51207930

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{89}}^1\times {\mathrm{2131}}^1$

素因数の和:2236

約数の個数: 64

約数和(自身を含む): 138153600

約数和(自身を除く): 86945670

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 89, 90, 135, 178, 267, 270, 445, 534, 801, 890, 1335, 1602, 2131, 2403, 2670, 4005, 4262, 4806, 6393, 8010, 10655, 12015, 12786, 19179, 21310, 24030, 31965, 38358, 57537, 63930, 95895, 115074, 189659, 191790, 287685, 379318, 568977, 575370, 948295, 1137954, 1706931, 1896590, 2844885, 3413862, 5120793, 5689770, 8534655, 10241586, 17069310, 25603965, 51207930]

約数ペア:

[(1, 51207930), (2, 25603965), (3, 17069310), (5, 10241586), (6, 8534655), (9, 5689770), (10, 5120793), (15, 3413862), (18, 2844885), (27, 1896590), (30, 1706931), (45, 1137954), (54, 948295), (89, 575370), (90, 568977), (135, 379318), (178, 287685), (267, 191790), (270, 189659), (445, 115074), (534, 95895), (801, 63930), (890, 57537), (1335, 38358), (1602, 31965), (2131, 24030), (2403, 21310), (2670, 19179), (4005, 12786), (4262, 12015), (4806, 10655), (6393, 8010)]