313627100

素因数分解:

$2^2\times 5^2\times {\mathrm{89}}^1\times {\mathrm{131}}^1\times {\mathrm{269}}^1$

素因数の和:503

約数の個数: 72

約数和(自身を含む): 696049200

約数和(自身を除く): 382422100

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 89, 100, 131, 178, 262, 269, 356, 445, 524, 538, 655, 890, 1076, 1310, 1345, 1780, 2225, 2620, 2690, 3275, 4450, 5380, 6550, 6725, 8900, 11659, 13100, 13450, 23318, 23941, 26900, 35239, 46636, 47882, 58295, 70478, 95764, 116590, 119705, 140956, 176195, 233180, 239410, 291475, 352390, 478820, 582950, 598525, 704780, 880975, 1165900, 1197050, 1761950, 2394100, 3136271, 3523900, 6272542, 12545084, 15681355, 31362710, 62725420, 78406775, 156813550, 313627100]

約数ペア:

[(1, 313627100), (2, 156813550), (4, 78406775), (5, 62725420), (10, 31362710), (20, 15681355), (25, 12545084), (50, 6272542), (89, 3523900), (100, 3136271), (131, 2394100), (178, 1761950), (262, 1197050), (269, 1165900), (356, 880975), (445, 704780), (524, 598525), (538, 582950), (655, 478820), (890, 352390), (1076, 291475), (1310, 239410), (1345, 233180), (1780, 176195), (2225, 140956), (2620, 119705), (2690, 116590), (3275, 95764), (4450, 70478), (5380, 58295), (6550, 47882), (6725, 46636), (8900, 35239), (11659, 26900), (13100, 23941), (13450, 23318)]