72292480

素因数分解:

$2^7\times 5^1\times {\mathrm{13}}^1\times {\mathrm{8689}}^1$

素因数の和:8721

約数の個数: 64

約数和(自身を含む): 186139800

約数和(自身を除く): 113847320

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 64, 65, 80, 104, 128, 130, 160, 208, 260, 320, 416, 520, 640, 832, 1040, 1664, 2080, 4160, 8320, 8689, 17378, 34756, 43445, 69512, 86890, 112957, 139024, 173780, 225914, 278048, 347560, 451828, 556096, 564785, 695120, 903656, 1112192, 1129570, 1390240, 1807312, 2259140, 2780480, 3614624, 4518280, 5560960, 7229248, 9036560, 14458496, 18073120, 36146240, 72292480]

約数ペア:

[(1, 72292480), (2, 36146240), (4, 18073120), (5, 14458496), (8, 9036560), (10, 7229248), (13, 5560960), (16, 4518280), (20, 3614624), (26, 2780480), (32, 2259140), (40, 1807312), (52, 1390240), (64, 1129570), (65, 1112192), (80, 903656), (104, 695120), (128, 564785), (130, 556096), (160, 451828), (208, 347560), (260, 278048), (320, 225914), (416, 173780), (520, 139024), (640, 112957), (832, 86890), (1040, 69512), (1664, 43445), (2080, 34756), (4160, 17378), (8320, 8689)]