About the Number

420170085

420170084 ← → 420170086

2進数表記:11001000010110100100101100101

漢数字表記:四億二千十七万八十五

素因数分解:

3 6 × 5 1 × 19 1 × 6067 1

素因数の和:6109
約数の個数: 56
約数和(自身を含む): 795878880
約数和(自身を除く): 375708795

約数列:
[1, 3, 5, 9, 15, 19, 27, 45, 57, 81, 95, 135, 171, 243, 285, 405, 513, 729, 855, 1215, 1539, 2565, 3645, 4617, 6067, 7695, 13851, 18201, 23085, 30335, 54603, 69255, 91005, 115273, 163809, 273015, 345819, 491427, 576365, 819045, 1037457, 1474281, 1729095, 2457135, 3112371, 4422843, 5187285, 7371405, 9337113, 15561855, 22114215, 28011339, 46685565, 84034017, 140056695, 420170085]

約数ペア:
[(1, 420170085), (3, 140056695), (5, 84034017), (9, 46685565), (15, 28011339), (19, 22114215), (27, 15561855), (45, 9337113), (57, 7371405), (81, 5187285), (95, 4422843), (135, 3112371), (171, 2457135), (243, 1729095), (285, 1474281), (405, 1037457), (513, 819045), (729, 576365), (855, 491427), (1215, 345819), (1539, 273015), (2565, 163809), (3645, 115273), (4617, 91005), (6067, 69255), (7695, 54603), (13851, 30335), (18201, 23085)]

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