64531984

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{373}}^1\times {\mathrm{983}}^1$

素因数の和:1375

約数の個数: 40

約数和(自身を含む): 136901952

約数和(自身を除く): 72369968

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 176, 373, 746, 983, 1492, 1966, 2984, 3932, 4103, 5968, 7864, 8206, 10813, 15728, 16412, 21626, 32824, 43252, 65648, 86504, 173008, 366659, 733318, 1466636, 2933272, 4033249, 5866544, 8066498, 16132996, 32265992, 64531984]

約数ペア:

[(1, 64531984), (2, 32265992), (4, 16132996), (8, 8066498), (11, 5866544), (16, 4033249), (22, 2933272), (44, 1466636), (88, 733318), (176, 366659), (373, 173008), (746, 86504), (983, 65648), (1492, 43252), (1966, 32824), (2984, 21626), (3932, 16412), (4103, 15728), (5968, 10813), (7864, 8206)]