71238904

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{137}}^1\times {\mathrm{311}}^1$

素因数の和:484

約数の個数: 64

約数和(自身を含む): 155001600

約数和(自身を除く): 83762696

約数列:

[1, 2, 4, 8, 11, 19, 22, 38, 44, 76, 88, 137, 152, 209, 274, 311, 418, 548, 622, 836, 1096, 1244, 1507, 1672, 2488, 2603, 3014, 3421, 5206, 5909, 6028, 6842, 10412, 11818, 12056, 13684, 20824, 23636, 27368, 28633, 42607, 47272, 57266, 64999, 85214, 114532, 129998, 170428, 229064, 259996, 340856, 468677, 519992, 809533, 937354, 1619066, 1874708, 3238132, 3749416, 6476264, 8904863, 17809726, 35619452, 71238904]

約数ペア:

[(1, 71238904), (2, 35619452), (4, 17809726), (8, 8904863), (11, 6476264), (19, 3749416), (22, 3238132), (38, 1874708), (44, 1619066), (76, 937354), (88, 809533), (137, 519992), (152, 468677), (209, 340856), (274, 259996), (311, 229064), (418, 170428), (548, 129998), (622, 114532), (836, 85214), (1096, 64999), (1244, 57266), (1507, 47272), (1672, 42607), (2488, 28633), (2603, 27368), (3014, 23636), (3421, 20824), (5206, 13684), (5909, 12056), (6028, 11818), (6842, 10412)]