81738450

素因数分解:

$2^1\times 3^3\times 5^2\times {\mathrm{191}}^1\times {\mathrm{317}}^1$

素因数の和:529

約数の個数: 96

約数和(自身を含む): 227128320

約数和(自身を除く): 145389870

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 25, 27, 30, 45, 50, 54, 75, 90, 135, 150, 191, 225, 270, 317, 382, 450, 573, 634, 675, 951, 955, 1146, 1350, 1585, 1719, 1902, 1910, 2853, 2865, 3170, 3438, 4755, 4775, 5157, 5706, 5730, 7925, 8559, 8595, 9510, 9550, 10314, 14265, 14325, 15850, 17118, 17190, 23775, 25785, 28530, 28650, 42795, 42975, 47550, 51570, 60547, 71325, 85590, 85950, 121094, 128925, 142650, 181641, 213975, 257850, 302735, 363282, 427950, 544923, 605470, 908205, 1089846, 1513675, 1634769, 1816410, 2724615, 3027350, 3269538, 4541025, 5449230, 8173845, 9082050, 13623075, 16347690, 27246150, 40869225, 81738450]

約数ペア:

[(1, 81738450), (2, 40869225), (3, 27246150), (5, 16347690), (6, 13623075), (9, 9082050), (10, 8173845), (15, 5449230), (18, 4541025), (25, 3269538), (27, 3027350), (30, 2724615), (45, 1816410), (50, 1634769), (54, 1513675), (75, 1089846), (90, 908205), (135, 605470), (150, 544923), (191, 427950), (225, 363282), (270, 302735), (317, 257850), (382, 213975), (450, 181641), (573, 142650), (634, 128925), (675, 121094), (951, 85950), (955, 85590), (1146, 71325), (1350, 60547), (1585, 51570), (1719, 47550), (1902, 42975), (1910, 42795), (2853, 28650), (2865, 28530), (3170, 25785), (3438, 23775), (4755, 17190), (4775, 17118), (5157, 15850), (5706, 14325), (5730, 14265), (7925, 10314), (8559, 9550), (8595, 9510)]