87042380

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{67}}^1\times {\mathrm{3821}}^1$

素因数の和:3914

約数の個数: 48

約数和(自身を含む): 196481376

約数和(自身を除く): 109438996

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 67, 68, 85, 134, 170, 268, 335, 340, 670, 1139, 1340, 2278, 3821, 4556, 5695, 7642, 11390, 15284, 19105, 22780, 38210, 64957, 76420, 129914, 256007, 259828, 324785, 512014, 649570, 1024028, 1280035, 1299140, 2560070, 4352119, 5120140, 8704238, 17408476, 21760595, 43521190, 87042380]

約数ペア:

[(1, 87042380), (2, 43521190), (4, 21760595), (5, 17408476), (10, 8704238), (17, 5120140), (20, 4352119), (34, 2560070), (67, 1299140), (68, 1280035), (85, 1024028), (134, 649570), (170, 512014), (268, 324785), (335, 259828), (340, 256007), (670, 129914), (1139, 76420), (1340, 64957), (2278, 38210), (3821, 22780), (4556, 19105), (5695, 15284), (7642, 11390)]