31590008

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{41}}^1\times {\mathrm{137}}^1$

素因数の和:240

約数の個数: 64

約数和(自身を含む): 66074400

約数和(自身を除く): 34484392

約数列:

[1, 2, 4, 8, 19, 37, 38, 41, 74, 76, 82, 137, 148, 152, 164, 274, 296, 328, 548, 703, 779, 1096, 1406, 1517, 1558, 2603, 2812, 3034, 3116, 5069, 5206, 5617, 5624, 6068, 6232, 10138, 10412, 11234, 12136, 20276, 20824, 22468, 28823, 40552, 44936, 57646, 96311, 106723, 115292, 192622, 207829, 213446, 230584, 385244, 415658, 426892, 770488, 831316, 853784, 1662632, 3948751, 7897502, 15795004, 31590008]

約数ペア:

[(1, 31590008), (2, 15795004), (4, 7897502), (8, 3948751), (19, 1662632), (37, 853784), (38, 831316), (41, 770488), (74, 426892), (76, 415658), (82, 385244), (137, 230584), (148, 213446), (152, 207829), (164, 192622), (274, 115292), (296, 106723), (328, 96311), (548, 57646), (703, 44936), (779, 40552), (1096, 28823), (1406, 22468), (1517, 20824), (1558, 20276), (2603, 12136), (2812, 11234), (3034, 10412), (3116, 10138), (5069, 6232), (5206, 6068), (5617, 5624)]