65218816

素因数分解:

$2^8\times {\mathrm{13}}^1\times {\mathrm{19597}}^1$

素因数の和:19626

約数の個数: 36

約数和(自身を含む): 140204092

約数和(自身を除く): 74985276

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 128, 208, 256, 416, 832, 1664, 3328, 19597, 39194, 78388, 156776, 254761, 313552, 509522, 627104, 1019044, 1254208, 2038088, 2508416, 4076176, 5016832, 8152352, 16304704, 32609408, 65218816]

約数ペア:

[(1, 65218816), (2, 32609408), (4, 16304704), (8, 8152352), (13, 5016832), (16, 4076176), (26, 2508416), (32, 2038088), (52, 1254208), (64, 1019044), (104, 627104), (128, 509522), (208, 313552), (256, 254761), (416, 156776), (832, 78388), (1664, 39194), (3328, 19597)]