78152776

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{39551}}^1$

素因数の和:39589

約数の個数: 32

約数和(自身を含む): 166118400

約数和(自身を除く): 87965624

約数列:

[1, 2, 4, 8, 13, 19, 26, 38, 52, 76, 104, 152, 247, 494, 988, 1976, 39551, 79102, 158204, 316408, 514163, 751469, 1028326, 1502938, 2056652, 3005876, 4113304, 6011752, 9769097, 19538194, 39076388, 78152776]

約数ペア:

[(1, 78152776), (2, 39076388), (4, 19538194), (8, 9769097), (13, 6011752), (19, 4113304), (26, 3005876), (38, 2056652), (52, 1502938), (76, 1028326), (104, 751469), (152, 514163), (247, 316408), (494, 158204), (988, 79102), (1976, 39551)]