91317940

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{397}}^1$

素因数の和:497

約数の個数: 96

約数和(自身を含む): 231081984

約数和(自身を除く): 139764044

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 31, 35, 53, 62, 70, 106, 124, 140, 155, 212, 217, 265, 310, 371, 397, 434, 530, 620, 742, 794, 868, 1060, 1085, 1484, 1588, 1643, 1855, 1985, 2170, 2779, 3286, 3710, 3970, 4340, 5558, 6572, 7420, 7940, 8215, 11116, 11501, 12307, 13895, 16430, 21041, 23002, 24614, 27790, 32860, 42082, 46004, 49228, 55580, 57505, 61535, 84164, 86149, 105205, 115010, 123070, 147287, 172298, 210410, 230020, 246140, 294574, 344596, 420820, 430745, 589148, 652271, 736435, 861490, 1304542, 1472870, 1722980, 2609084, 2945740, 3261355, 4565897, 6522710, 9131794, 13045420, 18263588, 22829485, 45658970, 91317940]

約数ペア:

[(1, 91317940), (2, 45658970), (4, 22829485), (5, 18263588), (7, 13045420), (10, 9131794), (14, 6522710), (20, 4565897), (28, 3261355), (31, 2945740), (35, 2609084), (53, 1722980), (62, 1472870), (70, 1304542), (106, 861490), (124, 736435), (140, 652271), (155, 589148), (212, 430745), (217, 420820), (265, 344596), (310, 294574), (371, 246140), (397, 230020), (434, 210410), (530, 172298), (620, 147287), (742, 123070), (794, 115010), (868, 105205), (1060, 86149), (1085, 84164), (1484, 61535), (1588, 57505), (1643, 55580), (1855, 49228), (1985, 46004), (2170, 42082), (2779, 32860), (3286, 27790), (3710, 24614), (3970, 23002), (4340, 21041), (5558, 16430), (6572, 13895), (7420, 12307), (7940, 11501), (8215, 11116)]