81779100

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{13}}^2\times {\mathrm{1613}}^1$

素因数の和:1656

約数の個数: 108

約数和(自身を含む): 256374216

約数和(自身を除く): 174595116

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 25, 26, 30, 39, 50, 52, 60, 65, 75, 78, 100, 130, 150, 156, 169, 195, 260, 300, 325, 338, 390, 507, 650, 676, 780, 845, 975, 1014, 1300, 1613, 1690, 1950, 2028, 2535, 3226, 3380, 3900, 4225, 4839, 5070, 6452, 8065, 8450, 9678, 10140, 12675, 16130, 16900, 19356, 20969, 24195, 25350, 32260, 40325, 41938, 48390, 50700, 62907, 80650, 83876, 96780, 104845, 120975, 125814, 161300, 209690, 241950, 251628, 272597, 314535, 419380, 483900, 524225, 545194, 629070, 817791, 1048450, 1090388, 1258140, 1362985, 1572675, 1635582, 2096900, 2725970, 3145350, 3271164, 4088955, 5451940, 6290700, 6814925, 8177910, 13629850, 16355820, 20444775, 27259700, 40889550, 81779100]

約数ペア:

[(1, 81779100), (2, 40889550), (3, 27259700), (4, 20444775), (5, 16355820), (6, 13629850), (10, 8177910), (12, 6814925), (13, 6290700), (15, 5451940), (20, 4088955), (25, 3271164), (26, 3145350), (30, 2725970), (39, 2096900), (50, 1635582), (52, 1572675), (60, 1362985), (65, 1258140), (75, 1090388), (78, 1048450), (100, 817791), (130, 629070), (150, 545194), (156, 524225), (169, 483900), (195, 419380), (260, 314535), (300, 272597), (325, 251628), (338, 241950), (390, 209690), (507, 161300), (650, 125814), (676, 120975), (780, 104845), (845, 96780), (975, 83876), (1014, 80650), (1300, 62907), (1613, 50700), (1690, 48390), (1950, 41938), (2028, 40325), (2535, 32260), (3226, 25350), (3380, 24195), (3900, 20969), (4225, 19356), (4839, 16900), (5070, 16130), (6452, 12675), (8065, 10140), (8450, 9678)]