83105820

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{65957}}^1$

素因数の和:65979

約数の個数: 72

約数和(自身を含む): 288104544

約数和(自身を除く): 204998724

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 140, 180, 210, 252, 315, 420, 630, 1260, 65957, 131914, 197871, 263828, 329785, 395742, 461699, 593613, 659570, 791484, 923398, 989355, 1187226, 1319140, 1385097, 1846796, 1978710, 2308495, 2374452, 2770194, 2968065, 3957420, 4155291, 4616990, 5540388, 5936130, 6925485, 8310582, 9233980, 11872260, 13850970, 16621164, 20776455, 27701940, 41552910, 83105820]

約数ペア:

[(1, 83105820), (2, 41552910), (3, 27701940), (4, 20776455), (5, 16621164), (6, 13850970), (7, 11872260), (9, 9233980), (10, 8310582), (12, 6925485), (14, 5936130), (15, 5540388), (18, 4616990), (20, 4155291), (21, 3957420), (28, 2968065), (30, 2770194), (35, 2374452), (36, 2308495), (42, 1978710), (45, 1846796), (60, 1385097), (63, 1319140), (70, 1187226), (84, 989355), (90, 923398), (105, 791484), (126, 659570), (140, 593613), (180, 461699), (210, 395742), (252, 329785), (315, 263828), (420, 197871), (630, 131914), (1260, 65957)]