72145370

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{21157}}^1$

素因数の和:21206

約数の個数: 32

約数和(自身を含む): 146244096

約数和(自身を除く): 74098726

約数列:

[1, 2, 5, 10, 11, 22, 31, 55, 62, 110, 155, 310, 341, 682, 1705, 3410, 21157, 42314, 105785, 211570, 232727, 465454, 655867, 1163635, 1311734, 2327270, 3279335, 6558670, 7214537, 14429074, 36072685, 72145370]

約数ペア:

[(1, 72145370), (2, 36072685), (5, 14429074), (10, 7214537), (11, 6558670), (22, 3279335), (31, 2327270), (55, 1311734), (62, 1163635), (110, 655867), (155, 465454), (310, 232727), (341, 211570), (682, 105785), (1705, 42314), (3410, 21157)]