165940240

素因数分解:

$2^4\times 5^1\times {\mathrm{67}}^1\times {\mathrm{83}}^1\times {\mathrm{373}}^1$

素因数の和:536

約数の個数: 80

約数和(自身を含む): 397349568

約数和(自身を除く): 231409328

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 67, 80, 83, 134, 166, 268, 332, 335, 373, 415, 536, 664, 670, 746, 830, 1072, 1328, 1340, 1492, 1660, 1865, 2680, 2984, 3320, 3730, 5360, 5561, 5968, 6640, 7460, 11122, 14920, 22244, 24991, 27805, 29840, 30959, 44488, 49982, 55610, 61918, 88976, 99964, 111220, 123836, 124955, 154795, 199928, 222440, 247672, 249910, 309590, 399856, 444880, 495344, 499820, 619180, 999640, 1238360, 1999280, 2074253, 2476720, 4148506, 8297012, 10371265, 16594024, 20742530, 33188048, 41485060, 82970120, 165940240]

約数ペア:

[(1, 165940240), (2, 82970120), (4, 41485060), (5, 33188048), (8, 20742530), (10, 16594024), (16, 10371265), (20, 8297012), (40, 4148506), (67, 2476720), (80, 2074253), (83, 1999280), (134, 1238360), (166, 999640), (268, 619180), (332, 499820), (335, 495344), (373, 444880), (415, 399856), (536, 309590), (664, 249910), (670, 247672), (746, 222440), (830, 199928), (1072, 154795), (1328, 124955), (1340, 123836), (1492, 111220), (1660, 99964), (1865, 88976), (2680, 61918), (2984, 55610), (3320, 49982), (3730, 44488), (5360, 30959), (5561, 29840), (5968, 27805), (6640, 24991), (7460, 22244), (11122, 14920)]