201349245880

素因数分解:

$2^3\times 5^1\times {\mathrm{661}}^1\times {\mathrm{761}}^1\times {\mathrm{10007}}^1$

素因数の和:11440

約数の個数: 64

約数和(自身を含む): 454362799680

約数和(自身を除く): 253013553800

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 661, 761, 1322, 1522, 2644, 3044, 3305, 3805, 5288, 6088, 6610, 7610, 10007, 13220, 15220, 20014, 26440, 30440, 40028, 50035, 80056, 100070, 200140, 400280, 503021, 1006042, 2012084, 2515105, 4024168, 5030210, 6614627, 7615327, 10060420, 13229254, 15230654, 20120840, 26458508, 30461308, 33073135, 38076635, 52917016, 60922616, 66146270, 76153270, 132292540, 152306540, 264585080, 304613080, 5033731147, 10067462294, 20134924588, 25168655735, 40269849176, 50337311470, 100674622940, 201349245880]

約数ペア:

[(1, 201349245880), (2, 100674622940), (4, 50337311470), (5, 40269849176), (8, 25168655735), (10, 20134924588), (20, 10067462294), (40, 5033731147), (661, 304613080), (761, 264585080), (1322, 152306540), (1522, 132292540), (2644, 76153270), (3044, 66146270), (3305, 60922616), (3805, 52917016), (5288, 38076635), (6088, 33073135), (6610, 30461308), (7610, 26458508), (10007, 20120840), (13220, 15230654), (15220, 13229254), (20014, 10060420), (26440, 7615327), (30440, 6614627), (40028, 5030210), (50035, 4024168), (80056, 2515105), (100070, 2012084), (200140, 1006042), (400280, 503021)]