82155890

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^2\times {\mathrm{83}}^1\times {\mathrm{103}}^1$

素因数の和:255

約数の個数: 48

約数和(自身を含む): 156147264

約数和(自身を除く): 73991374

約数列:

[1, 2, 5, 10, 31, 62, 83, 103, 155, 166, 206, 310, 415, 515, 830, 961, 1030, 1922, 2573, 3193, 4805, 5146, 6386, 8549, 9610, 12865, 15965, 17098, 25730, 31930, 42745, 79763, 85490, 98983, 159526, 197966, 265019, 398815, 494915, 530038, 797630, 989830, 1325095, 2650190, 8215589, 16431178, 41077945, 82155890]

約数ペア:

[(1, 82155890), (2, 41077945), (5, 16431178), (10, 8215589), (31, 2650190), (62, 1325095), (83, 989830), (103, 797630), (155, 530038), (166, 494915), (206, 398815), (310, 265019), (415, 197966), (515, 159526), (830, 98983), (961, 85490), (1030, 79763), (1922, 42745), (2573, 31930), (3193, 25730), (4805, 17098), (5146, 15965), (6386, 12865), (8549, 9610)]