80229550

素因数分解:

$2^1\times 5^2\times {\mathrm{31}}^1\times {\mathrm{191}}^1\times {\mathrm{271}}^1$

素因数の和:505

約数の個数: 48

約数和(自身を含む): 155418624

約数和(自身を除く): 75189074

約数列:

[1, 2, 5, 10, 25, 31, 50, 62, 155, 191, 271, 310, 382, 542, 775, 955, 1355, 1550, 1910, 2710, 4775, 5921, 6775, 8401, 9550, 11842, 13550, 16802, 29605, 42005, 51761, 59210, 84010, 103522, 148025, 210025, 258805, 296050, 420050, 517610, 1294025, 1604591, 2588050, 3209182, 8022955, 16045910, 40114775, 80229550]

約数ペア:

[(1, 80229550), (2, 40114775), (5, 16045910), (10, 8022955), (25, 3209182), (31, 2588050), (50, 1604591), (62, 1294025), (155, 517610), (191, 420050), (271, 296050), (310, 258805), (382, 210025), (542, 148025), (775, 103522), (955, 84010), (1355, 59210), (1550, 51761), (1910, 42005), (2710, 29605), (4775, 16802), (5921, 13550), (6775, 11842), (8401, 9550)]