81225430

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{719}}^1$

素因数の和:829

約数の個数: 64

約数和(自身を含む): 174182400

約数和(自身を除く): 92956970

約数列:

[1, 2, 5, 10, 11, 13, 22, 26, 55, 65, 79, 110, 130, 143, 158, 286, 395, 715, 719, 790, 869, 1027, 1430, 1438, 1738, 2054, 3595, 4345, 5135, 7190, 7909, 8690, 9347, 10270, 11297, 15818, 18694, 22594, 39545, 46735, 56485, 56801, 79090, 93470, 102817, 112970, 113602, 205634, 284005, 514085, 568010, 624811, 738413, 1028170, 1249622, 1476826, 3124055, 3692065, 6248110, 7384130, 8122543, 16245086, 40612715, 81225430]

約数ペア:

[(1, 81225430), (2, 40612715), (5, 16245086), (10, 8122543), (11, 7384130), (13, 6248110), (22, 3692065), (26, 3124055), (55, 1476826), (65, 1249622), (79, 1028170), (110, 738413), (130, 624811), (143, 568010), (158, 514085), (286, 284005), (395, 205634), (715, 113602), (719, 112970), (790, 102817), (869, 93470), (1027, 79090), (1430, 56801), (1438, 56485), (1738, 46735), (2054, 39545), (3595, 22594), (4345, 18694), (5135, 15818), (7190, 11297), (7909, 10270), (8690, 9347)]