About the Number

72990710

72990709 ← → 72990711

2進数表記:100010110011011111111110110

漢数字表記:七千二百九十九万七百十

素因数分解:

2 1 × 5 1 × 13 1 × 127 1 × 4421 1

素因数の和:4568
約数の個数: 32
約数和(自身を含む): 142636032
約数和(自身を除く): 69645322

約数列:
[1, 2, 5, 10, 13, 26, 65, 127, 130, 254, 635, 1270, 1651, 3302, 4421, 8255, 8842, 16510, 22105, 44210, 57473, 114946, 287365, 561467, 574730, 1122934, 2807335, 5614670, 7299071, 14598142, 36495355, 72990710]

約数ペア:
[(1, 72990710), (2, 36495355), (5, 14598142), (10, 7299071), (13, 5614670), (26, 2807335), (65, 1122934), (127, 574730), (130, 561467), (254, 287365), (635, 114946), (1270, 57473), (1651, 44210), (3302, 22105), (4421, 16510), (8255, 8842)]

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