85672340

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{79}}^1\times {\mathrm{97}}^1$

素因数の和:241

約数の個数: 96

約数和(自身を含む): 202836480

約数和(自身を除く): 117164140

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 43, 52, 65, 79, 86, 97, 130, 158, 172, 194, 215, 260, 316, 388, 395, 430, 485, 559, 790, 860, 970, 1027, 1118, 1261, 1580, 1940, 2054, 2236, 2522, 2795, 3397, 4108, 4171, 5044, 5135, 5590, 6305, 6794, 7663, 8342, 10270, 11180, 12610, 13588, 15326, 16684, 16985, 20540, 20855, 25220, 30652, 33970, 38315, 41710, 44161, 54223, 67940, 76630, 83420, 88322, 99619, 108446, 153260, 176644, 199238, 216892, 220805, 271115, 329509, 398476, 441610, 498095, 542230, 659018, 883220, 996190, 1084460, 1318036, 1647545, 1992380, 3295090, 4283617, 6590180, 8567234, 17134468, 21418085, 42836170, 85672340]

約数ペア:

[(1, 85672340), (2, 42836170), (4, 21418085), (5, 17134468), (10, 8567234), (13, 6590180), (20, 4283617), (26, 3295090), (43, 1992380), (52, 1647545), (65, 1318036), (79, 1084460), (86, 996190), (97, 883220), (130, 659018), (158, 542230), (172, 498095), (194, 441610), (215, 398476), (260, 329509), (316, 271115), (388, 220805), (395, 216892), (430, 199238), (485, 176644), (559, 153260), (790, 108446), (860, 99619), (970, 88322), (1027, 83420), (1118, 76630), (1261, 67940), (1580, 54223), (1940, 44161), (2054, 41710), (2236, 38315), (2522, 33970), (2795, 30652), (3397, 25220), (4108, 20855), (4171, 20540), (5044, 16985), (5135, 16684), (5590, 15326), (6305, 13588), (6794, 12610), (7663, 11180), (8342, 10270)]