80697712

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{8563}}^1$

素因数の和:8621

約数の個数: 40

約数和(自身を含む): 169909760

約数和(自身を除く): 89212048

約数列:

[1, 2, 4, 8, 16, 19, 31, 38, 62, 76, 124, 152, 248, 304, 496, 589, 1178, 2356, 4712, 8563, 9424, 17126, 34252, 68504, 137008, 162697, 265453, 325394, 530906, 650788, 1061812, 1301576, 2123624, 2603152, 4247248, 5043607, 10087214, 20174428, 40348856, 80697712]

約数ペア:

[(1, 80697712), (2, 40348856), (4, 20174428), (8, 10087214), (16, 5043607), (19, 4247248), (31, 2603152), (38, 2123624), (62, 1301576), (76, 1061812), (124, 650788), (152, 530906), (248, 325394), (304, 265453), (496, 162697), (589, 137008), (1178, 68504), (2356, 34252), (4712, 17126), (8563, 9424)]