80597240

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{173}}^1\times {\mathrm{613}}^1$

素因数の和:816

約数の個数: 64

約数和(自身を含む): 192304800

約数和(自身を除く): 111707560

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 173, 190, 346, 380, 613, 692, 760, 865, 1226, 1384, 1730, 2452, 3065, 3287, 3460, 4904, 6130, 6574, 6920, 11647, 12260, 13148, 16435, 23294, 24520, 26296, 32870, 46588, 58235, 65740, 93176, 106049, 116470, 131480, 212098, 232940, 424196, 465880, 530245, 848392, 1060490, 2014931, 2120980, 4029862, 4241960, 8059724, 10074655, 16119448, 20149310, 40298620, 80597240]

約数ペア:

[(1, 80597240), (2, 40298620), (4, 20149310), (5, 16119448), (8, 10074655), (10, 8059724), (19, 4241960), (20, 4029862), (38, 2120980), (40, 2014931), (76, 1060490), (95, 848392), (152, 530245), (173, 465880), (190, 424196), (346, 232940), (380, 212098), (613, 131480), (692, 116470), (760, 106049), (865, 93176), (1226, 65740), (1384, 58235), (1730, 46588), (2452, 32870), (3065, 26296), (3287, 24520), (3460, 23294), (4904, 16435), (6130, 13148), (6574, 12260), (6920, 11647)]